Frequencies for first 10,000 rows of fage11 variable in natl1972 dataset :

     Age of |
     Father |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        559        5.59        5.59
          3 |      2,765       27.65       33.24
          4 |      2,527       25.27       58.51
          5 |      1,308       13.08       71.59
          6 |        618        6.18       77.77
          7 |        294        2.94       80.71
          8 |        107        1.07       81.78
          9 |         41        0.41       82.19
         10 |         33        0.33       82.52
         11 |      1,748       17.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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