Frequencies for first 10,000 rows of pct012a205 variable in sf12010860us20 dataset :

   98 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,497       64.97       64.97
          1 |      1,329       13.29       78.26
          2 |        680        6.80       85.06
          3 |        481        4.81       89.87
          4 |        291        2.91       92.78
          5 |        205        2.05       94.83
          6 |        144        1.44       96.27
          7 |         98        0.98       97.25
          8 |         76        0.76       98.01
          9 |         69        0.69       98.70
         10 |         24        0.24       98.94
         11 |         18        0.18       99.12
         12 |         22        0.22       99.34
         13 |         15        0.15       99.49
         14 |         15        0.15       99.64
         15 |          9        0.09       99.73
         16 |          5        0.05       99.78
         17 |          4        0.04       99.82
         18 |          3        0.03       99.85
         19 |          4        0.04       99.89
         20 |          2        0.02       99.91
         21 |          3        0.03       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
         32 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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