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

PERSON TYPE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,398       53.98       53.98
          2 |      3,867       38.67       92.65
          3 |         17        0.17       92.82
          4 |          2        0.02       92.84
          5 |        544        5.44       98.28
          6 |         74        0.74       99.02
          8 |         12        0.12       99.14
          9 |         86        0.86      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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