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

       race |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,707       57.07       57.07
          1 |      3,205       32.05       89.12
          2 |        478        4.78       93.90
          3 |        171        1.71       95.61
          4 |         34        0.34       95.95
          5 |         16        0.16       96.11
          6 |          2        0.02       96.13
          7 |         38        0.38       96.51
         18 |         23        0.23       96.74
         19 |         45        0.45       97.19
         28 |          9        0.09       97.28
         38 |          5        0.05       97.33
         48 |         24        0.24       97.57
         58 |          1        0.01       97.58
         68 |         34        0.34       97.92
         78 |          2        0.02       97.94
         97 |          4        0.04       97.98
         98 |         25        0.25       98.23
         99 |        177        1.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016