Frequencies for first 10,000 rows of p038e020 variable in sf12010880us12 dataset :

     No own |
   children |
   under 18 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,569       95.69       95.69
          1 |        330        3.30       98.99
          2 |         74        0.74       99.73
          3 |         21        0.21       99.94
          4 |          5        0.05       99.99
          7 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017