Frequencies for first 10,000 rows of pct012g080 variable in sf12010860us26 dataset :

   77 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,916       89.16       89.16
          1 |        760        7.60       96.76
          2 |        196        1.96       98.72
          3 |         65        0.65       99.37
          4 |         33        0.33       99.70
          5 |         11        0.11       99.81
          6 |          4        0.04       99.85
          7 |          5        0.05       99.90
          8 |          5        0.05       99.95
          9 |          2        0.02       99.97
         10 |          2        0.02       99.99
         15 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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