Frequencies for per_typ variable in person dataset :

PERSON TYPE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        625       58.03       58.03
          2 |        259       24.05       82.08
          5 |        175       16.25       98.33
          6 |         18        1.67      100.00
------------+-----------------------------------
      Total |      1,077      100.00

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