Frequencies for first 10,000 rows of pct012i205 variable in sf12010860us28 dataset :

   98 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,630       66.30       66.30
          1 |      1,304       13.04       79.34
          2 |        660        6.60       85.94
          3 |        465        4.65       90.59
          4 |        270        2.70       93.29
          5 |        191        1.91       95.20
          6 |        132        1.32       96.52
          7 |         96        0.96       97.48
          8 |         70        0.70       98.18
          9 |         62        0.62       98.80
         10 |         18        0.18       98.98
         11 |         21        0.21       99.19
         12 |         20        0.20       99.39
         13 |         14        0.14       99.53
         14 |         13        0.13       99.66
         15 |         11        0.11       99.77
         16 |          4        0.04       99.81
         17 |          5        0.05       99.86
         18 |          1        0.01       99.87
         19 |          3        0.03       99.90
         20 |          3        0.03       99.93
         21 |          1        0.01       99.94
         22 |          1        0.01       99.95
         23 |          1        0.01       99.96
         24 |          1        0.01       99.97
         25 |          1        0.01       99.98
         29 |          1        0.01       99.99
         31 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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