Frequencies for first 10,000 rows of p034e009 variable in sf12010860us11 dataset :

Parent-in-l |
         aw |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,919       99.19       99.19
          1 |         73        0.73       99.92
          2 |          7        0.07       99.99
          3 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017