Frequencies for first 10,000 rows of fage11 variable in natl1990 dataset :

     Age of |
     Father |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        258        2.58        2.58
          3 |      1,446       14.46       17.04
          4 |      2,369       23.69       40.73
          5 |      1,798       17.98       58.71
          6 |        777        7.77       66.48
          7 |        267        2.67       69.15
          8 |         61        0.61       69.76
          9 |         18        0.18       69.94
         10 |          9        0.09       70.03
         11 |      2,997       29.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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