Frequencies for first 10,000 rows of pct0120206 variable in sf12010860us17 dataset :

   99 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,608       66.08       66.08
          1 |      1,464       14.64       80.72
          2 |        689        6.89       87.61
          3 |        413        4.13       91.74
          4 |        271        2.71       94.45
          5 |        185        1.85       96.30
          6 |        109        1.09       97.39
          7 |         80        0.80       98.19
          8 |         59        0.59       98.78
          9 |         39        0.39       99.17
         10 |         23        0.23       99.40
         11 |         13        0.13       99.53
         12 |         13        0.13       99.66
         13 |         10        0.10       99.76
         14 |          5        0.05       99.81
         15 |          6        0.06       99.87
         16 |          2        0.02       99.89
         17 |          3        0.03       99.92
         18 |          2        0.02       99.94
         19 |          1        0.01       99.95
         20 |          1        0.01       99.96
         21 |          3        0.03       99.99
         23 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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