Frequencies for first 10,000 rows of pct012n133 variable in sf12010860us33 dataset :

   26 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,971       89.71       89.71
          1 |        618        6.18       95.89
          2 |        179        1.79       97.68
          3 |         97        0.97       98.65
          4 |         41        0.41       99.06
          5 |         25        0.25       99.31
          6 |         11        0.11       99.42
          7 |         15        0.15       99.57
          8 |          8        0.08       99.65
          9 |          4        0.04       99.69
         10 |          3        0.03       99.72
         11 |          4        0.04       99.76
         12 |          2        0.02       99.78
         13 |          8        0.08       99.86
         14 |          3        0.03       99.89
         16 |          1        0.01       99.90
         17 |          1        0.01       99.91
         20 |          1        0.01       99.92
         24 |          1        0.01       99.93
         25 |          2        0.02       99.95
         28 |          1        0.01       99.96
         33 |          1        0.01       99.97
         35 |          1        0.01       99.98
         50 |          1        0.01       99.99
         59 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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