Frequencies for first 10,000 rows of pct0150017 variable in sf12010880us18 dataset :

     No own |
   children |
   under 18 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,800       88.00       88.00
          1 |        888        8.88       96.88
          2 |        201        2.01       98.89
          3 |         60        0.60       99.49
          4 |         34        0.34       99.83
          5 |          9        0.09       99.92
          6 |          6        0.06       99.98
          7 |          1        0.01       99.99
          8 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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