Frequencies for first 10,000 rows of pct0120205 variable in sf12010860us17 dataset :

   98 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,212       62.12       62.12
          1 |      1,341       13.41       75.53
          2 |        695        6.95       82.48
          3 |        527        5.27       87.75
          4 |        344        3.44       91.19
          5 |        237        2.37       93.56
          6 |        183        1.83       95.39
          7 |        116        1.16       96.55
          8 |         90        0.90       97.45
          9 |         81        0.81       98.26
         10 |         40        0.40       98.66
         11 |         24        0.24       98.90
         12 |         22        0.22       99.12
         13 |         20        0.20       99.32
         14 |         16        0.16       99.48
         15 |          8        0.08       99.56
         16 |          5        0.05       99.61
         17 |          9        0.09       99.70
         18 |          9        0.09       99.79
         19 |          5        0.05       99.84
         20 |          2        0.02       99.86
         21 |          2        0.02       99.88
         22 |          3        0.03       99.91
         23 |          2        0.02       99.93
         24 |          1        0.01       99.94
         26 |          3        0.03       99.97
         28 |          1        0.01       99.98
         29 |          1        0.01       99.99
         33 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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