Frequencies for first 10,000 rows of pct013g024 variable in sf12010860us36 dataset :

   80 to 84 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,655       76.55       76.55
          1 |      1,366       13.66       90.21
          2 |        465        4.65       94.86
          3 |        193        1.93       96.79
          4 |        101        1.01       97.80
          5 |         68        0.68       98.48
          6 |         39        0.39       98.87
          7 |         27        0.27       99.14
          8 |         15        0.15       99.29
          9 |         21        0.21       99.50
         10 |          9        0.09       99.59
         11 |         11        0.11       99.70
         12 |          3        0.03       99.73
         13 |          4        0.04       99.77
         14 |          6        0.06       99.83
         15 |          2        0.02       99.85
         16 |          2        0.02       99.87
         17 |          8        0.08       99.95
         20 |          1        0.01       99.96
         21 |          1        0.01       99.97
         22 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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