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

person type |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,762       57.62       57.62
          2 |      3,139       31.39       89.01
          3 |         44        0.44       89.45
          4 |          2        0.02       89.47
          5 |        840        8.40       97.87
          6 |        133        1.33       99.20
          7 |          3        0.03       99.23
          8 |         35        0.35       99.58
          9 |         41        0.41       99.99
         10 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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