Frequencies for first 10,000 rows of pct012c017 variable in sf12010860us22 dataset :

   14 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,323       83.23       83.23
          1 |      1,041       10.41       93.64
          2 |        326        3.26       96.90
          3 |        138        1.38       98.28
          4 |         59        0.59       98.87
          5 |         38        0.38       99.25
          6 |         15        0.15       99.40
          7 |         13        0.13       99.53
          8 |         11        0.11       99.64
          9 |          7        0.07       99.71
         10 |          7        0.07       99.78
         11 |          2        0.02       99.80
         12 |          2        0.02       99.82
         13 |          2        0.02       99.84
         15 |          2        0.02       99.86
         17 |          1        0.01       99.87
         19 |          1        0.01       99.88
         21 |          1        0.01       99.89
         22 |          1        0.01       99.90
         28 |          1        0.01       99.91
         29 |          1        0.01       99.92
         35 |          1        0.01       99.93
         47 |          1        0.01       99.94
         50 |          1        0.01       99.95
         51 |          1        0.01       99.96
         54 |          1        0.01       99.97
         55 |          1        0.01       99.98
         84 |          1        0.01       99.99
         88 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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