Frequencies for first 10,000 rows of pct012g171 variable in sf12010860us26 dataset :

   64 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,782       77.82       77.82
          1 |      1,230       12.30       90.12
          2 |        407        4.07       94.19
          3 |        218        2.18       96.37
          4 |        109        1.09       97.46
          5 |         59        0.59       98.05
          6 |         49        0.49       98.54
          7 |         39        0.39       98.93
          8 |         26        0.26       99.19
          9 |         11        0.11       99.30
         10 |         10        0.10       99.40
         11 |         12        0.12       99.52
         12 |          6        0.06       99.58
         13 |          8        0.08       99.66
         14 |          7        0.07       99.73
         15 |          3        0.03       99.76
         16 |          2        0.02       99.78
         17 |          4        0.04       99.82
         18 |          3        0.03       99.85
         19 |          3        0.03       99.88
         20 |          3        0.03       99.91
         21 |          2        0.02       99.93
         22 |          2        0.02       99.95
         23 |          1        0.01       99.96
         24 |          2        0.02       99.98
         25 |          1        0.01       99.99
         32 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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