Frequencies for first 10,000 rows of p0200023 variable in sf12010860us5 dataset :

    Under 6 |
 years only |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,012       70.12       70.12
          1 |      1,407       14.07       84.19
          2 |        584        5.84       90.03
          3 |        374        3.74       93.77
          4 |        216        2.16       95.93
          5 |        146        1.46       97.39
          6 |         94        0.94       98.33
          7 |         43        0.43       98.76
          8 |         39        0.39       99.15
          9 |         24        0.24       99.39
         10 |         14        0.14       99.53
         11 |         18        0.18       99.71
         12 |         11        0.11       99.82
         13 |         10        0.10       99.92
         14 |          1        0.01       99.93
         15 |          2        0.02       99.95
         16 |          1        0.01       99.96
         17 |          1        0.01       99.97
         18 |          2        0.02       99.99
         20 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017