Frequencies for first 10,000 rows of p038c017 variable in sf12010880us12 dataset :

    Under 6 |
 years only |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,923       89.23       89.23
          1 |        633        6.33       95.56
          2 |        198        1.98       97.54
          3 |         85        0.85       98.39
          4 |         51        0.51       98.90
          5 |         34        0.34       99.24
          6 |         23        0.23       99.47
          7 |         13        0.13       99.60
          8 |         10        0.10       99.70
          9 |          1        0.01       99.71
         10 |          8        0.08       99.79
         11 |          6        0.06       99.85
         12 |          3        0.03       99.88
         13 |          2        0.02       99.90
         14 |          3        0.03       99.93
         15 |          1        0.01       99.94
         16 |          2        0.02       99.96
         17 |          1        0.01       99.97
         24 |          1        0.01       99.98
         26 |          1        0.01       99.99
         31 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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