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

PERSON TYPE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,702       57.02       57.02
          2 |      3,462       34.62       91.64
          3 |         16        0.16       91.80
          4 |          1        0.01       91.81
          5 |        618        6.18       97.99
          6 |        102        1.02       99.01
          8 |         33        0.33       99.34
          9 |         65        0.65       99.99
         10 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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