Frequencies for first 10,000 rows of ownchild variable in morg13 dataset :

  Number of |
        own |
 children < |
         18 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,342       73.42       73.42
          1 |      1,095       10.95       84.37
          2 |      1,052       10.52       94.89
          3 |        381        3.81       98.70
          4 |        111        1.11       99.81
          5 |         13        0.13       99.94
          6 |          4        0.04       99.98
          7 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Mar 2017