Frequencies for first 10,000 rows of pct012k032 variable in sf12000860us26 dataset :

   29 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,784       87.84       87.84
          1 |        863        8.63       96.47
          2 |        218        2.18       98.65
          3 |         65        0.65       99.30
          4 |         29        0.29       99.59
          5 |         15        0.15       99.74
          6 |          5        0.05       99.79
          7 |          6        0.06       99.85
          8 |          1        0.01       99.86
         10 |          1        0.01       99.87
         11 |          1        0.01       99.88
         12 |          2        0.02       99.90
         15 |          1        0.01       99.91
         22 |          1        0.01       99.92
         24 |          1        0.01       99.93
         30 |          1        0.01       99.94
         31 |          1        0.01       99.95
         38 |          1        0.01       99.96
         49 |          1        0.01       99.97
         61 |          1        0.01       99.98
         69 |          1        0.01       99.99
         91 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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