Frequencies for first 10,000 rows of p038c011 variable in sf12010880us12 dataset :

    Under 6 |
 years only |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,261       92.61       92.61
          1 |        534        5.34       97.95
          2 |        117        1.17       99.12
          3 |         46        0.46       99.58
          4 |         18        0.18       99.76
          5 |          3        0.03       99.79
          6 |          5        0.05       99.84
          7 |          5        0.05       99.89
          8 |          5        0.05       99.94
          9 |          1        0.01       99.95
         10 |          3        0.03       99.98
         14 |          1        0.01       99.99
         22 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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