Frequencies for first 10,000 rows of pct012g079 variable in sf12000860us22 dataset :

   76 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,923       89.23       89.23
          1 |        745        7.45       96.68
          2 |        180        1.80       98.48
          3 |         68        0.68       99.16
          4 |         35        0.35       99.51
          5 |         14        0.14       99.65
          6 |         12        0.12       99.77
          7 |          7        0.07       99.84
          8 |          9        0.09       99.93
          9 |          2        0.02       99.95
         10 |          1        0.01       99.96
         11 |          2        0.02       99.98
         12 |          1        0.01       99.99
         14 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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