There is also additional background information for this table group.

Contents for Group

Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          10

                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
Number                                              71551       14310       14310       14310       14310       14310        3578 
Lower limit                                           (X)         (X)       21600       37693       56020       83691      145199 
                                                                                                                                  
Race and Hispanic origin of householder                                                                                           
                                                                                                                                  
White                                               60077       10477       11915       12308       12578       12798        3280 
Black                                                8452        3222        1875        1423        1137         795         113 
Hispanic                                             7273        2571        1982        1254         882         584         120 
                                                                                                                                  
Type of family                                                                                                                    
                                                                                                                                  
Married-couple families                             54778        7018       10017       11556       12685       13502        3431 
Male householder, no wife present                    3977        1029        1072         894         600         382          83 
Female householder, no husband present              12796        6262        3223        1856        1025         429          64 
                                                                                                                                  
Age of householder                                                                                                                
                                                                                                                                  
Under 65 years                                      60053       11049       10740       12272       12974       13019        3230 
  15 to 24 years                                     3242        1604         865         433         236         105          26 
  25 to 34 years                                    13226        3303        2791        2900        2626        1606         282 
  35 to 44 years                                    18823        2975        3314        3984        4409        4141         997 
  45 to 54 years                                    15127        1687        2060        2970        3711        4699        1222 
  55 to 64 years                                     9635        1480        1710        1985        1992        2468         703 
65 years and over                                   11498        3260        3572        2034        1337        1294         347 
  65 to 74 years                                     7051        1736        2104        1373         938         901         249 
  75 years and over                                  4447        1525        1468         661         399         394          99 
Mean age of householder                              47.1        46.3        48.8        46.5        45.8        47.9        49.2 
Aggregate age                                     3368549      663176      698996      664804      655526      686047      175908 
                                                                                                                                  
Size of family                                                                                                                    
                                                                                                                                  
Two persons                                         31102        7522        7318        6024        5317        4921        1356 
Three persons                                       16227        3157        2956        3377        3341        3396         742 
Four persons                                        14390        1940        2305        2977        3449        3720         903 
Five persons                                         6573        1061        1086        1291        1553        1581         381 
Six persons                                          2135         411         410         400         452         461         112 
Seven persons                                        1124         218         236         237         199         234          84 
Mean size of family                                  3.18        2.96        3.03        3.20        3.31        3.39        3.35 
Aggregate size of family                           227229       42338       43324       45719       47370       48477       11976 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          11

                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Presence of related children under                                                                                                
 18 years old                                                                                                                     
                                                                                                                                  
No related children                                 34283        5892        7174        6993        6886        7337        1916 
One or more related children                        37268        8417        7138        7313        7425        6976        1662 
    All under 6 years                                8878        2360        1731        1747        1559        1481         296 
    Some under 6, some 6 to 17 years                 7945        2111        1543        1612        1469        1209         346 
    All 6 to 17 years                               20445        3945        3863        3953        4398        4286        1020 
  One child                                         15526        3597        3004        3018        3019        2888         612 
    Under 6 years                                    5783        1601        1108        1140        1017         918         170 
    All 6 to 17 years                                9743        1995        1896        1878        2003        1970         442 
  Two children or more                              21742        4820        4134        4295        4406        4087        1049 
    All under 6 years                                3095         758         624         608         542         563         126 
    Some under 6, some 6 to 17 years                 7945        2111        1543        1612        1469        1209         346 
    All 6 to 17 years                               10703        1950        1967        2075        2395        2315         577 
Mean number of related children                      0.98        1.16        0.94        0.96        0.96        0.89        0.88 
Aggregate number of related children                70253       16613       13496       13712       13720       12712        3160 
                                                                                                                                  
Number of earners                                                                                                                 
                                                                                                                                  
No earners                                           9692        5104        2665        1017         512         394          92 
One earner                                          21221        6832        5732        3987        2542        2129         711 
Two earners or more                                 40638        2374        5915        9302       11257       11790        2775 
  Two earners                                       31787        2201        5190        7677        8604        8116        1936 
  Three earners                                      6642         169         647        1377        1992        2457         523 
  Four earners                                       2209           3          79         249         661        1217         315 
Mean numbers of earners                              1.64        0.84        1.32        1.77        2.05        2.22        2.15 
Aggregate earners                                  117387       12053       18935       25287       29266       31846        7700 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          12

                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Educational attainment                                                                                                            
                                                                                                                                  
Total, 25 years and over                            68309       12705       13447       13873       14074       14208        3552 
Less than 9th grade                                  4464        2163        1321         572         251         158          37 
9th to 12th grade (no diploma)                       6227        2554        1644        1154         580         295          44 
High school graduate (includes equivalency)         21689        4451        5360        5161        4267        2450         346 
Some college, no degree                             12612        1946        2576        2963        2898        2228         384 
Associate degree                                     5420         662         902        1249        1491        1117         191 
Bachelor's degree or more                           17896         930        1643        2776        4587        7960        2551 
  Bachelor's degree                                 11593         698        1201        2014        3107        4573        1252 
  Master's degree                                    4093         157         295         567        1062        2012         611 
  Professional degree                                1228          47          79         102         203         796         446 
  Doctorate degree                                    982          28          68          93         215         579         243 
                                                                                                                                  
Work experience of householder                                                                                                    
                                                                                                                                  
Worked                                              54167        7536        9593       11595       12580       12863        3200 
  Worked at full-time jobs                          47366        5615        8229       10214       11507       11801        2880 
   50 weeks or more                                 40470        3544        6832        8929       10329       10837        2649 
   27 to 49 weeks                                    4465        1015         930         884         875         761         175 
   26 weeks or less                                  2430        1057         466         401         302         203          56 
  Worked at part-time jobs                           6801        1921        1364        1381        1073        1062         319 
   50 weeks or more                                  3347         840         724         675         537         570         183 
   27 to 49 weeks                                    1604         416         302         359         276         250          72 
   26 weeks or less                                  1851         664         338         346         260         242          65 
Did not work                                        17384        6773        4719        2712        1730        1450         378 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          13

                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Occupation of longest job                                                                                                         
                                                                                                                                  
Executive, administrative,                                                                                                        
 and managerial occupation                           8704         394         830        1371        2277        3832        1284 
Professional speciality                              8198         375         715        1337        2209        3562        1043 
Technical and related support                        1677         118         285         383         476         415          47 
Sales workers                                        5999         954         874        1203        1379        1588         412 
Administrative support, including clerical           6091         985        1388        1407        1389         922         123 
Precision production, craft and repair               7427         802        1404        2056        2046        1119         130 
Machine operators, assemblers, and inspectors        3317         638         858         827         696         298          33 
Transportation and material moving                   2654         301         709         724         615         305          28 
Handlers, equipment cleaners, helpers,                                                                                            
 and laborers                                        1700         419         457         473         221         129          19 
Service workers                                      6392        2078        1514        1341         929         531          45 
Farming, forestry, and                                                                                                            
 fishing                                             1542         434         434         322         234         119          33 
Armed forces                                          466          38         126         150         110          42           2 
                                                                                                                                  
Types of Income                                                                                                                   
                                                                                                                                  
Wage or salary income                               59768        8571       11175       12958       13487       13577        3345 
Nonfarm self-employment income                       8544        1095        1337        1710        1942        2461         770 
Farm self-employment                                 1446         225         257         311         268         386         129 
Social Security or Railroad Retirement income       16429        4454        4812        3161        2193        1809         431 
Supplemental Security Income                         2464        1330         538         311         201          85          18 
Public assistance or welfare income                  2410        1948         302         111          37          12           2 
Veteran's payments                                   1611         263         400         335         326         288          49 
Unemployment compensation                            4259         693         909        1098         898         660         111 
Property income                                     46133        3982        7687        9723       11611       13129        3402 
Retirement income                                    9548        1017        2767        2142        1777        1846         478 
Other income                                        13489        2798        2878        2781        2492        2540         556 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          14

                                                                               HorizontalPercents                                 
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
Number                                              100.0        20.0        20.0        20.0        20.0        20.0         5.0 
Lower limit                                           (X)         (X)         (X)         (X)         (X)         (X)         (X) 
                                                                                                                                  
Race and Hispanic origin of householder                                                                                           
                                                                                                                                  
White                                               100.0        17.4        19.8        20.5        20.9        21.3         5.5 
Black                                               100.0        38.1        22.2        16.8        13.4         9.4         1.3 
Hispanic                                            100.0        35.3        27.3        17.2        12.1         8.0         1.7 
                                                                                                                                  
Type of family                                                                                                                    
                                                                                                                                  
Married-couple families                             100.0        12.8        18.3        21.1        23.2        24.6         6.3 
Male householder, no wife present                   100.0        25.9        27.0        22.5        15.1         9.6         2.1 
Female householder, no husband present              100.0        48.9        25.2        14.5         8.0         3.4         0.5 
                                                                                                                                  
Age of householder                                                                                                                
                                                                                                                                  
Under 65 years                                      100.0        18.4        17.9        20.4        21.6        21.7         5.4 
  15 to 24 years                                    100.0        49.5        26.7        13.3         7.3         3.2         0.8 
  25 to 34 years                                    100.0        25.0        21.1        21.9        19.9        12.1         2.1 
  35 to 44 years                                    100.0        15.8        17.6        21.2        23.4        22.0         5.3 
  45 to 54 years                                    100.0        11.2        13.6        19.6        24.5        31.1         8.1 
  55 to 64 years                                    100.0        15.4        17.7        20.6        20.7        25.6         7.3 
65 years and over                                   100.0        28.4        31.1        17.7        11.6        11.3         3.0 
  65 to 74 years                                    100.0        24.6        29.8        19.5        13.3        12.8         3.5 
  75 years and over                                 100.0        34.3        33.0        14.9         9.0         8.8         2.2 
Mean age of householder                               (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate age                                         (X)         (X)         (X)         (X)         (X)         (X)         (X) 
                                                                                                                                  
Size of family                                                                                                                    
                                                                                                                                  
Two persons                                         100.0        24.2        23.5        19.4        17.1        15.8         4.4 
Three persons                                       100.0        19.5        18.2        20.8        20.6        20.9         4.6 
Four persons                                        100.0        13.5        16.0        20.7        24.0        25.9         6.3 
Five persons                                        100.0        16.1        16.5        19.6        23.6        24.1         5.8 
Six persons                                         100.0        19.2        19.2        18.8        21.2        21.6         5.2 
Seven persons                                       100.0        19.4        21.0        21.1        17.7        20.8         7.5 
Mean size of family                                   (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate size of family                              (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          15

                                                                               HorizontalPercents                                 
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Presence of related children under                                                                                                
 18 years old                                                                                                                     
                                                                                                                                  
No related children                                 100.0        17.2        20.9        20.4        20.1        21.4         5.6 
One or more related children                        100.0        22.6        19.2        19.6        19.9        18.7         4.5 
    All under 6 years                               100.0        26.6        19.5        19.7        17.6        16.7         3.3 
    Some under 6, some 6 to 17 years                100.0        26.6        19.4        20.3        18.5        15.2         4.4 
    All 6 to 17 years                               100.0        19.3        18.9        19.3        21.5        21.0         5.0 
  One child                                         100.0        23.2        19.3        19.4        19.4        18.6         3.9 
    Under 6 years                                   100.0        27.7        19.2        19.7        17.6        15.9         2.9 
    All 6 to 17 years                               100.0        20.5        19.5        19.3        20.6        20.2         4.5 
  Two children or more                              100.0        22.2        19.0        19.8        20.3        18.8         4.8 
    All under 6 years                               100.0        24.5        20.1        19.6        17.5        18.2         4.1 
    Some under 6, some 6 to 17 years                100.0        26.6        19.4        20.3        18.5        15.2         4.4 
    All 6 to 17 years                               100.0        18.2        18.4        19.4        22.4        21.6         5.4 
Mean number of related children                       (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate number of related children                  (X)         (X)         (X)         (X)         (X)         (X)         (X) 
                                                                                                                                  
Number of earners                                                                                                                 
                                                                                                                                  
No earners                                          100.0        52.7        27.5        10.5         5.3         4.1         1.0 
One earner                                          100.0        32.2        27.0        18.8        12.0        10.0         3.3 
Two earners or more                                 100.0         5.8        14.6        22.9        27.7        29.0         6.8 
  Two earners                                       100.0         6.9        16.3        24.2        27.1        25.5         6.1 
  Three earners                                     100.0         2.5         9.7        20.7        30.0        37.0         7.9 
  Four earners                                      100.0         0.1         3.6        11.3        29.9        55.1        14.3 
Mean numbers of earners                               (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate earners                                     (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          16

                                                                               HorizontalPercents                                 
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Educational attainment                                                                                                            
                                                                                                                                  
Total, 25 years and over                            100.0        18.6        19.7        20.3        20.6        20.8         5.2 
Less than 9th grade                                 100.0        48.4        29.6        12.8         5.6         3.5         0.8 
9th to 12th grade (no diploma)                      100.0        41.0        26.4        18.5         9.3         4.7         0.7 
High school graduate (includes equivalency)         100.0        20.5        24.7        23.8        19.7        11.3         1.6 
Some college, no degree                             100.0        15.4        20.4        23.5        23.0        17.7         3.0 
Associate degree                                    100.0        12.2        16.6        23.0        27.5        20.6         3.5 
Bachelor's degree or more                           100.0         5.2         9.2        15.5        25.6        44.5        14.3 
  Bachelor's degree                                 100.0         6.0        10.4        17.4        26.8        39.4        10.8 
  Master's degree                                   100.0         3.8         7.2        13.9        25.9        49.2        14.9 
  Professional degree                               100.0         3.8         6.5         8.3        16.6        64.8        36.3 
  Doctorate degree                                  100.0         2.8         6.9         9.4        21.9        58.9        24.7 
                                                                                                                                  
Work experience of householder                                                                                                    
                                                                                                                                  
Worked                                              100.0        13.9        17.7        21.4        23.2        23.7         5.9 
  Worked at full-time jobs                          100.0        11.9        17.4        21.6        24.3        24.9         6.1 
   50 weeks or more                                 100.0         8.8        16.9        22.1        25.5        26.8         6.5 
   27 to 49 weeks                                   100.0        22.7        20.8        19.8        19.6        17.0         3.9 
   26 weeks or less                                 100.0        43.5        19.2        16.5        12.4         8.4         2.3 
  Worked at part-time jobs                          100.0        28.2        20.1        20.3        15.8        15.6         4.7 
   50 weeks or more                                 100.0        25.1        21.6        20.2        16.1        17.0         5.5 
   27 to 49 weeks                                   100.0        26.0        18.8        22.4        17.2        15.6         4.5 
   26 weeks or less                                 100.0        35.9        18.3        18.7        14.1        13.1         3.5 
Did not work                                        100.0        39.0        27.1        15.6        10.0         8.3         2.2 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          17

                                                                               HorizontalPercents                                 
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Occupation of longest job                                                                                                         
                                                                                                                                  
Executive, administrative,                                                                                                        
 and managerial occupation                          100.0         4.5         9.5        15.8        26.2        44.0        14.7 
Professional speciality                             100.0         4.6         8.7        16.3        26.9        43.4        12.7 
Technical and related support                       100.0         7.0        17.0        22.9        28.4        24.8         2.8 
Sales workers                                       100.0        15.9        14.6        20.0        23.0        26.5         6.9 
Administrative support, including clerical          100.0        16.2        22.8        23.1        22.8        15.1         2.0 
Precision production, craft and repair              100.0        10.8        18.9        27.7        27.6        15.1         1.8 
Machine operators, assemblers, and inspectors       100.0        19.2        25.9        24.9        21.0         9.0         1.0 
Transportation and material moving                  100.0        11.3        26.7        27.3        23.2        11.5         1.1 
Handlers, equipment cleaners, helpers,                                                                                            
 and laborers                                       100.0        24.7        26.9        27.8        13.0         7.6         1.1 
Service workers                                     100.0        32.5        23.7        21.0        14.5         8.3         0.7 
Farming, forestry, and                                                                                                            
 fishing                                            100.0        28.1        28.1        20.9        15.2         7.7         2.2 
Armed forces                                        100.0         8.1        27.0        32.2        23.5         9.1         0.5 
                                                                                                                                  
Types of Income                                                                                                                   
                                                                                                                                  
Wage or salary income                               100.0        14.3        18.7        21.7        22.6        22.7         5.6 
Nonfarm self-employment income                      100.0        12.8        15.6        20.0        22.7        28.8         9.0 
Farm self-employment                                100.0        15.6        17.7        21.5        18.5        26.7         8.9 
Social Security or Railroad Retirement income       100.0        27.1        29.3        19.2        13.3        11.0         2.6 
Supplemental Security Income                        100.0        54.0        21.8        12.6         8.2         3.4         0.7 
Public assistance or welfare income                 100.0        80.8        12.5         4.6         1.5         0.5         0.1 
Veteran's payments                                  100.0        16.3        24.8        20.8        20.2        17.9         3.0 
Unemployment compensation                           100.0        16.3        21.3        25.8        21.1        15.5         2.6 
Property income                                     100.0         8.6        16.7        21.1        25.2        28.5         7.4 
Retirement income                                   100.0        10.6        29.0        22.4        18.6        19.3         5.0 
Other income                                        100.0        20.7        21.3        20.6        18.5        18.8         4.1 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          18

                                                                               Vertical         Percents                          
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
Number                                              100.0       100.0       100.0       100.0       100.0       100.0       100.0 
Lower limit                                           (X)         (X)         (X)         (X)         (X)         (X)         (X) 
                                                                                                                                  
Race and Hispanic origin of householder                                                                                           
                                                                                                                                  
White                                                84.0        73.2        83.3        86.0        87.9        89.4        91.7 
Black                                                11.8        22.5        13.1         9.9         7.9         5.6         3.2 
Hispanic                                             10.2        18.0        13.9         8.8         6.2         4.1         3.4 
                                                                                                                                  
Type of family                                                                                                                    
                                                                                                                                  
Married-couple families                              76.6        49.0        70.0        80.8        88.6        94.3        95.9 
Male householder, no wife present                     5.6         7.2         7.5         6.2         4.2         2.7         2.3 
Female householder, no husband present               17.9        43.8        22.5        13.0         7.2         3.0         1.8 
                                                                                                                                  
Age of householder                                                                                                                
                                                                                                                                  
Under 65 years                                       83.9        77.2        75.0        85.8        90.7        91.0        90.3 
  15 to 24 years                                      4.5        11.2         6.0         3.0         1.7         0.7         0.7 
  25 to 34 years                                     18.5        23.1        19.5        20.3        18.4        11.2         7.9 
  35 to 44 years                                     26.3        20.8        23.2        27.8        30.8        28.9        27.9 
  45 to 54 years                                     21.1        11.8        14.4        20.8        25.9        32.8        34.2 
  55 to 64 years                                     13.5        10.3        12.0        13.9        13.9        17.2        19.7 
65 years and over                                    16.1        22.8        25.0        14.2         9.3         9.0         9.7 
  65 to 74 years                                      9.9        12.1        14.7         9.6         6.6         6.3         6.9 
  75 years and over                                   6.2        10.7        10.3         4.6         2.8         2.7         2.8 
Mean age of householder                               (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate age                                         (X)         (X)         (X)         (X)         (X)         (X)         (X) 
                                                                                                                                  
Size of family                                                                                                                    
                                                                                                                                  
Two persons                                          43.5        52.6        51.1        42.1        37.2        34.4        37.9 
Three persons                                        22.7        22.1        20.7        23.6        23.3        23.7        20.7 
Four persons                                         20.1        13.6        16.1        20.8        24.1        26.0        25.2 
Five persons                                          9.2         7.4         7.6         9.0        10.9        11.0        10.6 
Six persons                                           3.0         2.9         2.9         2.8         3.2         3.2         3.1 
Seven persons                                         1.6         1.5         1.6         1.7         1.4         1.6         2.4 
Mean size of family                                   (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate size of family                              (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          19

                                                                               Vertical         Percents                          
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Presence of related children under                                                                                                
 18 years old                                                                                                                     
                                                                                                                                  
No related children                                  47.9        41.2        50.1        48.9        48.1        51.3        53.6 
One or more related children                         52.1        58.8        49.9        51.1        51.9        48.7        46.4 
    All under 6 years                                12.4        16.5        12.1        12.2        10.9        10.4         8.3 
    Some under 6, some 6 to 17 years                 11.1        14.8        10.8        11.3        10.3         8.4         9.7 
    All 6 to 17 years                                28.6        27.6        27.0        27.6        30.7        29.9        28.5 
  One child                                          21.7        25.1        21.0        21.1        21.1        20.2        17.1 
    Under 6 years                                     8.1        11.2         7.7         8.0         7.1         6.4         4.7 
    All 6 to 17 years                                13.6        13.9        13.2        13.1        14.0        13.8        12.4 
  Two children or more                               30.4        33.7        28.9        30.0        30.8        28.6        29.3 
    All under 6 years                                 4.3         5.3         4.4         4.2         3.8         3.9         3.5 
    Some under 6, some 6 to 17 years                 11.1        14.8        10.8        11.3        10.3         8.4         9.7 
    All 6 to 17 years                                15.0        13.6        13.7        14.5        16.7        16.2        16.1 
Mean number of related children                       (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate number of related children                  (X)         (X)         (X)         (X)         (X)         (X)         (X) 
                                                                                                                                  
Number of earners                                                                                                                 
                                                                                                                                  
No earners                                           13.5        35.7        18.6         7.1         3.6         2.8         2.6 
One earner                                           29.7        47.7        40.1        27.9        17.8        14.9        19.9 
Two earners or more                                  56.8        16.6        41.3        65.0        78.7        82.4        77.6 
  Two earners                                        44.4        15.4        36.3        53.6        60.1        56.7        54.1 
  Three earners                                       9.3         1.2         4.5         9.6        13.9        17.2        14.6 
  Four earners                                        3.1         0.0         0.5         1.7         4.6         8.5         8.8 
Mean numbers of earners                               (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Aggregate earners                                     (X)         (X)         (X)         (X)         (X)         (X)         (X) 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          20

                                                                               Vertical         Percents                          
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Educational attainment                                                                                                            
                                                                                                                                  
Total, 25 years and over                            100.0       100.0       100.0       100.0       100.0       100.0       100.0 
Less than 9th grade                                   6.5        17.0         9.8         4.1         1.8         1.1         1.0 
9th to 12th grade (no diploma)                        9.1        20.1        12.2         8.3         4.1         2.1         1.2 
High school graduate (includes equivalency)          31.8        35.0        39.9        37.2        30.3        17.2         9.7 
Some college, no degree                              18.5        15.3        19.2        21.4        20.6        15.7        10.8 
Associate degree                                      7.9         5.2         6.7         9.0        10.6         7.9         5.4 
Bachelor's degree or more                            26.2         7.3        12.2        20.0        32.6        56.0        71.8 
  Bachelor's degree                                  17.0         5.5         8.9        14.5        22.1        32.2        35.2 
  Master's degree                                     6.0         1.2         2.2         4.1         7.5        14.2        17.2 
  Professional degree                                 1.8         0.4         0.6         0.7         1.4         5.6        12.6 
  Doctorate degree                                    1.4         0.2         0.5         0.7         1.5         4.1         6.8 
                                                                                                                                  
Work experience of householder                                                                                                    
                                                                                                                                  
Worked                                               75.7        52.7        67.0        81.0        87.9        89.9        89.4 
  Worked at full-time jobs                           66.2        39.2        57.5        71.4        80.4        82.5        80.5 
   50 weeks or more                                  56.6        24.8        47.7        62.4        72.2        75.7        74.0 
   27 to 49 weeks                                     6.2         7.1         6.5         6.2         6.1         5.3         4.9 
   26 weeks or less                                   3.4         7.4         3.3         2.8         2.1         1.4         1.6 
  Worked at part-time jobs                            9.5        13.4         9.5         9.6         7.5         7.4         8.9 
   50 weeks or more                                   4.7         5.9         5.1         4.7         3.8         4.0         5.1 
   27 to 49 weeks                                     2.2         2.9         2.1         2.5         1.9         1.7         2.0 
   26 weeks or less                                   2.6         4.6         2.4         2.4         1.8         1.7         1.8 
Did not work                                         24.3        47.3        33.0        18.9        12.1        10.1        10.6 
Table 15. Percent Distribution of Families, by Selected Characteristics Within Income Quintile and Top 5 Percent in 1998          21

                                                                               Vertical         Percents                          
                                                               Lowest      Second      Middle      Fourth     Highest       Top 5 
                                                    Total       fifth       fifth       fifth       fifth       fifth     percent 
                                                                                                                                  
Occupation of longest job                                                                                                         
                                                                                                                                  
Executive, administrative,                                                                                                        
 and managerial occupation                           16.1         5.2         8.6        11.8        18.1        29.8        40.1 
Professional speciality                              15.1         5.0         7.4        11.5        17.6        27.7        32.6 
Technical and related support                         3.1         1.6         3.0         3.3         3.8         3.2         1.5 
Sales workers                                        11.1        12.7         9.1        10.4        11.0        12.3        12.9 
Administrative support, including clerical           11.2        13.1        14.5        12.1        11.0         7.2         3.8 
Precision production, craft and repair               13.7        10.6        14.6        17.7        16.3         8.7         4.1 
Machine operators, assemblers, and inspectors         6.1         8.5         8.9         7.1         5.5         2.3         1.0 
Transportation and material moving                    4.9         4.0         7.4         6.2         4.9         2.4         0.9 
Handlers, equipment cleaners, helpers,                                                                                            
 and laborers                                         3.1         5.6         4.8         4.1         1.8         1.0         0.6 
Service workers                                      11.8        27.6        15.8        11.6         7.4         4.1         1.4 
Farming, forestry, and                                                                                                            
 fishing                                              2.8         5.8         4.5         2.8         1.9         0.9         1.0 
Armed forces                                          0.9         0.5         1.3         1.3         0.9         0.3         0.1 
                                                                                                                                  
Types of Income                                                                                                                   
                                                                                                                                  
Wage or salary income                                83.5        59.9        78.1        90.6        94.2        94.9        93.5 
Nonfarm self-employment income                       11.9         7.6         9.3        12.0        13.6        17.2        21.5 
Farm self-employment                                  2.0         1.6         1.8         2.2         1.9         2.7         3.6 
Social Security or Railroad Retirement income        23.0        31.1        33.6        22.1        15.3        12.6        12.0 
Supplemental Security Income                          3.4         9.3         3.8         2.2         1.4         0.6         0.5 
Public assistance or welfare income                   3.4        13.6         2.1         0.8         0.3         0.1         0.1 
Veteran's payments                                    2.3         1.8         2.8         2.3         2.3         2.0         1.4 
Unemployment compensation                             6.0         4.8         6.4         7.7         6.3         4.6         3.1 
Property income                                      64.5        27.8        53.7        67.9        81.1        91.7        95.1 
Retirement income                                    13.3         7.1        19.3        15.0        12.4        12.9        13.4 
Other income                                         18.9        19.5        20.1        19.4        17.4        17.7        15.5 

Source: U.S. Census Bureau
Contact: Housing and Household Economic Statistics Information Staff at (301)763-3242
Last revised: July 14, 2004
URL: http://pubdb3.census.gov/macro/031999/quint/15_000.htm