Frequencies for first 10,000 rows of pct012f192 variable in sf12000860us21 dataset :

   85 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,530       95.30       95.30
          1 |        257        2.57       97.87
          2 |         92        0.92       98.79
          3 |         40        0.40       99.19
          4 |         25        0.25       99.44
          5 |         19        0.19       99.63
          6 |         10        0.10       99.73
          7 |          6        0.06       99.79
          8 |          6        0.06       99.85
          9 |          5        0.05       99.90
         10 |          2        0.02       99.92
         11 |          4        0.04       99.96
         12 |          1        0.01       99.97
         16 |          1        0.01       99.98
         18 |          1        0.01       99.99
         21 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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