Frequencies for first 10,000 rows of pct012n124 variable in sf12010860us33 dataset :

   17 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,693       86.93       86.93
          1 |        863        8.63       95.56
          2 |        249        2.49       98.05
          3 |         90        0.90       98.95
          4 |         37        0.37       99.32
          5 |         21        0.21       99.53
          6 |         11        0.11       99.64
          7 |          5        0.05       99.69
          8 |          4        0.04       99.73
          9 |          3        0.03       99.76
         10 |          3        0.03       99.79
         11 |          2        0.02       99.81
         12 |          2        0.02       99.83
         13 |          4        0.04       99.87
         15 |          1        0.01       99.88
         17 |          1        0.01       99.89
         18 |          1        0.01       99.90
         21 |          1        0.01       99.91
         22 |          1        0.01       99.92
         23 |          1        0.01       99.93
         24 |          1        0.01       99.94
         29 |          2        0.02       99.96
         31 |          1        0.01       99.97
         39 |          2        0.02       99.99
         64 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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