Frequencies for first 10,000 rows of fage11 variable in natl2001 dataset :

     Age of |
     Father |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        376        3.76        3.76
          3 |      1,778       17.78       21.54
          4 |      2,259       22.59       44.13
          5 |      1,929       19.29       63.42
          6 |        988        9.88       73.30
          7 |        367        3.67       76.97
          8 |        115        1.15       78.12
          9 |         39        0.39       78.51
         10 |         14        0.14       78.65
         11 |      2,135       21.35      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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