Frequencies for first 10,000 rows of pct012c111 variable in sf12010860us22 dataset :

    4 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,444       84.44       84.44
          1 |        939        9.39       93.83
          2 |        301        3.01       96.84
          3 |        143        1.43       98.27
          4 |         64        0.64       98.91
          5 |         25        0.25       99.16
          6 |         20        0.20       99.36
          7 |         18        0.18       99.54
          8 |         11        0.11       99.65
          9 |          4        0.04       99.69
         10 |          2        0.02       99.71
         11 |          6        0.06       99.77
         12 |          2        0.02       99.79
         13 |          3        0.03       99.82
         14 |          4        0.04       99.86
         15 |          2        0.02       99.88
         16 |          1        0.01       99.89
         18 |          1        0.01       99.90
         21 |          1        0.01       99.91
         24 |          1        0.01       99.92
         27 |          1        0.01       99.93
         33 |          1        0.01       99.94
         36 |          1        0.01       99.95
         55 |          1        0.01       99.96
         60 |          1        0.01       99.97
         67 |          1        0.01       99.98
         84 |          1        0.01       99.99
         92 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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