Frequencies for first 10,000 rows of race variable in person dataset :

       race |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,842       58.42       58.42
          1 |      2,896       28.96       87.38
          2 |        396        3.96       91.34
          3 |        173        1.73       93.07
          4 |         32        0.32       93.39
          5 |         13        0.13       93.52
          6 |          2        0.02       93.54
          7 |         25        0.25       93.79
         18 |          9        0.09       93.88
         28 |         12        0.12       94.00
         38 |          2        0.02       94.02
         48 |         11        0.11       94.13
         58 |          1        0.01       94.14
         68 |         18        0.18       94.32
         78 |         12        0.12       94.44
         98 |         18        0.18       94.62
         99 |        538        5.38      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016