Frequencies for first 10,000 rows of epndad variable in sippp08putm1 dataset :

  PE: Person number of |
                father |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
                   101 |      1,060       10.60       10.60
                   102 |      1,183       11.83       22.43
                   103 |         51        0.51       22.94
                   104 |         25        0.25       23.19
                   105 |         19        0.19       23.38
                   106 |          5        0.05       23.43
                   107 |          1        0.01       23.44
                   109 |          1        0.01       23.45
No father in household |      7,655       76.55      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016