Frequencies for first 10,000 rows of fage11 variable in natl1999 dataset :

     Age of |
     Father |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        359        3.59        3.59
          3 |      1,635       16.35       19.94
          4 |      2,359       23.59       43.53
          5 |      1,826       18.26       61.79
          6 |        984        9.84       71.63
          7 |        358        3.58       75.21
          8 |        119        1.19       76.40
          9 |         39        0.39       76.79
         10 |         14        0.14       76.93
         11 |      2,307       23.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015