Frequencies for first 10,000 rows of pct012k165 variable in sf12000860us26 dataset :

   58 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,266       92.66       92.66
          1 |        602        6.02       98.68
          2 |         75        0.75       99.43
          3 |         27        0.27       99.70
          4 |         12        0.12       99.82
          5 |          2        0.02       99.84
          6 |          3        0.03       99.87
          8 |          2        0.02       99.89
          9 |          2        0.02       99.91
         14 |          2        0.02       99.93
         18 |          2        0.02       99.95
         21 |          1        0.01       99.96
         27 |          1        0.01       99.97
         32 |          1        0.01       99.98
         37 |          1        0.01       99.99
         60 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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