Frequencies for first 10,000 rows of fage11 variable in natlterr1997 dataset :

     Age of |
     Father |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          4        0.04        0.04
          2 |        880        8.80        8.84
          3 |      2,795       27.95       36.79
          4 |      2,688       26.88       63.67
          5 |      1,782       17.82       81.49
          6 |        916        9.16       90.65
          7 |        395        3.95       94.60
          8 |        183        1.83       96.43
          9 |         80        0.80       97.23
         10 |         40        0.40       97.63
         11 |        237        2.37      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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