Frequencies for first 10,000 rows of pct0120098 variable in sf12010860us17 dataset :

   95 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,281       62.81       62.81
          1 |      1,590       15.90       78.71
          2 |        759        7.59       86.30
          3 |        427        4.27       90.57
          4 |        309        3.09       93.66
          5 |        220        2.20       95.86
          6 |        117        1.17       97.03
          7 |         92        0.92       97.95
          8 |         58        0.58       98.53
          9 |         49        0.49       99.02
         10 |         14        0.14       99.16
         11 |         23        0.23       99.39
         12 |         15        0.15       99.54
         13 |         12        0.12       99.66
         14 |         10        0.10       99.76
         15 |          2        0.02       99.78
         16 |          5        0.05       99.83
         17 |          3        0.03       99.86
         18 |          1        0.01       99.87
         19 |          1        0.01       99.88
         20 |          2        0.02       99.90
         21 |          1        0.01       99.91
         22 |          3        0.03       99.94
         23 |          2        0.02       99.96
         24 |          1        0.01       99.97
         28 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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