Frequencies for first 10,000 rows of pct012l082 variable in sf12010860us31 dataset :

   79 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,586       85.86       85.86
          1 |        713        7.13       92.99
          2 |        274        2.74       95.73
          3 |        144        1.44       97.17
          4 |         72        0.72       97.89
          5 |         54        0.54       98.43
          6 |         26        0.26       98.69
          7 |         30        0.30       98.99
          8 |         22        0.22       99.21
          9 |         18        0.18       99.39
         10 |          6        0.06       99.45
         11 |          8        0.08       99.53
         12 |          9        0.09       99.62
         13 |          3        0.03       99.65
         14 |          4        0.04       99.69
         15 |          3        0.03       99.72
         16 |          1        0.01       99.73
         17 |          2        0.02       99.75
         18 |          4        0.04       99.79
         19 |          1        0.01       99.80
         20 |          1        0.01       99.81
         21 |          2        0.02       99.83
         22 |          3        0.03       99.86
         26 |          2        0.02       99.88
         27 |          1        0.01       99.89
         29 |          2        0.02       99.91
         31 |          1        0.01       99.92
         34 |          1        0.01       99.93
         38 |          1        0.01       99.94
         49 |          1        0.01       99.95
         50 |          1        0.01       99.96
         55 |          1        0.01       99.97
         65 |          1        0.01       99.98
         92 |          1        0.01       99.99
        118 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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