Frequencies for first 10,000 rows of pct012i204 variable in sf12010860us28 dataset :

   97 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,941       59.41       59.41
          1 |      1,460       14.60       74.01
          2 |        721        7.21       81.22
          3 |        441        4.41       85.63
          4 |        330        3.30       88.93
          5 |        243        2.43       91.36
          6 |        188        1.88       93.24
          7 |        134        1.34       94.58
          8 |        111        1.11       95.69
          9 |         87        0.87       96.56
         10 |         69        0.69       97.25
         11 |         53        0.53       97.78
         12 |         45        0.45       98.23
         13 |         33        0.33       98.56
         14 |         27        0.27       98.83
         15 |         16        0.16       98.99
         16 |         16        0.16       99.15
         17 |         22        0.22       99.37
         18 |          9        0.09       99.46
         19 |         10        0.10       99.56
         20 |          6        0.06       99.62
         21 |          5        0.05       99.67
         22 |          8        0.08       99.75
         23 |          6        0.06       99.81
         24 |          5        0.05       99.86
         25 |          1        0.01       99.87
         26 |          3        0.03       99.90
         29 |          3        0.03       99.93
         32 |          2        0.02       99.95
         33 |          1        0.01       99.96
         36 |          1        0.01       99.97
         37 |          1        0.01       99.98
         38 |          1        0.01       99.99
         47 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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