Frequencies for first 10,000 rows of pct012g184 variable in sf12010860us26 dataset :

   77 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,642       86.42       86.42
          1 |        899        8.99       95.41
          2 |        260        2.60       98.01
          3 |         83        0.83       98.84
          4 |         35        0.35       99.19
          5 |         27        0.27       99.46
          6 |         15        0.15       99.61
          7 |          5        0.05       99.66
          8 |         10        0.10       99.76
          9 |          8        0.08       99.84
         10 |          5        0.05       99.89
         11 |          6        0.06       99.95
         12 |          2        0.02       99.97
         15 |          2        0.02       99.99
         17 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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