Frequencies for first 10,000 rows of pct012o065 variable in sf12000860us30 dataset :

   62 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,418       84.18       84.18
          1 |      1,048       10.48       94.66
          2 |        290        2.90       97.56
          3 |        108        1.08       98.64
          4 |         48        0.48       99.12
          5 |         23        0.23       99.35
          6 |         18        0.18       99.53
          7 |         17        0.17       99.70
          8 |         12        0.12       99.82
          9 |          5        0.05       99.87
         10 |          2        0.02       99.89
         11 |          3        0.03       99.92
         12 |          2        0.02       99.94
         13 |          2        0.02       99.96
         14 |          2        0.02       99.98
         15 |          1        0.01       99.99
         24 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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