Frequencies for first 10,000 rows of pct012j203 variable in sf12010860us29 dataset :

   96 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,850       88.50       88.50
          1 |        655        6.55       95.05
          2 |        206        2.06       97.11
          3 |        110        1.10       98.21
          4 |         56        0.56       98.77
          5 |         35        0.35       99.12
          6 |         20        0.20       99.32
          7 |         21        0.21       99.53
          8 |          9        0.09       99.62
          9 |          7        0.07       99.69
         10 |         12        0.12       99.81
         11 |          5        0.05       99.86
         12 |          2        0.02       99.88
         13 |          4        0.04       99.92
         14 |          1        0.01       99.93
         16 |          1        0.01       99.94
         17 |          1        0.01       99.95
         18 |          3        0.03       99.98
         22 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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