Frequencies for first 10,000 rows of pct012g065 variable in sf12010860us26 dataset :

   62 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,445       74.45       74.45
          1 |      1,380       13.80       88.25
          2 |        524        5.24       93.49
          3 |        235        2.35       95.84
          4 |        131        1.31       97.15
          5 |         85        0.85       98.00
          6 |         54        0.54       98.54
          7 |         32        0.32       98.86
          8 |         22        0.22       99.08
          9 |         15        0.15       99.23
         10 |         15        0.15       99.38
         11 |         12        0.12       99.50
         12 |          3        0.03       99.53
         13 |         10        0.10       99.63
         14 |          6        0.06       99.69
         15 |          9        0.09       99.78
         16 |          5        0.05       99.83
         17 |          4        0.04       99.87
         19 |          2        0.02       99.89
         20 |          3        0.03       99.92
         21 |          3        0.03       99.95
         23 |          2        0.02       99.97
         24 |          1        0.01       99.98
         30 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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