Frequencies for first 10,000 rows of pct012c123 variable in sf12010860us22 dataset :

   16 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,317       83.17       83.17
          1 |      1,059       10.59       93.76
          2 |        299        2.99       96.75
          3 |        132        1.32       98.07
          4 |         64        0.64       98.71
          5 |         45        0.45       99.16
          6 |         26        0.26       99.42
          7 |         11        0.11       99.53
          8 |         12        0.12       99.65
          9 |          5        0.05       99.70
         10 |          5        0.05       99.75
         11 |          3        0.03       99.78
         12 |          4        0.04       99.82
         13 |          4        0.04       99.86
         14 |          1        0.01       99.87
         16 |          1        0.01       99.88
         20 |          1        0.01       99.89
         23 |          1        0.01       99.90
         26 |          1        0.01       99.91
         28 |          1        0.01       99.92
         29 |          1        0.01       99.93
         31 |          1        0.01       99.94
         48 |          1        0.01       99.95
         60 |          1        0.01       99.96
         68 |          1        0.01       99.97
         72 |          1        0.01       99.98
         77 |          1        0.01       99.99
         82 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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