Frequencies for first 10,000 rows of pct012a098 variable in sf12010860us20 dataset :

   95 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,542       65.42       65.42
          1 |      1,572       15.72       81.14
          2 |        704        7.04       88.18
          3 |        372        3.72       91.90
          4 |        300        3.00       94.90
          5 |        171        1.71       96.61
          6 |        116        1.16       97.77
          7 |         61        0.61       98.38
          8 |         56        0.56       98.94
          9 |         24        0.24       99.18
         10 |         23        0.23       99.41
         11 |         11        0.11       99.52
         12 |         14        0.14       99.66
         13 |         11        0.11       99.77
         14 |          2        0.02       99.79
         15 |          5        0.05       99.84
         16 |          2        0.02       99.86
         17 |          3        0.03       99.89
         18 |          3        0.03       99.92
         19 |          1        0.01       99.93
         20 |          1        0.01       99.94
         21 |          2        0.02       99.96
         22 |          1        0.01       99.97
         27 |          2        0.02       99.99
         28 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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