Frequencies for first 10,000 rows of pct012l084 variable in sf12010860us31 dataset :

   81 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,830       88.30       88.30
          1 |        617        6.17       94.47
          2 |        263        2.63       97.10
          3 |         97        0.97       98.07
          4 |         59        0.59       98.66
          5 |         25        0.25       98.91
          6 |         31        0.31       99.22
          7 |         17        0.17       99.39
          8 |          8        0.08       99.47
          9 |          3        0.03       99.50
         10 |          8        0.08       99.58
         11 |         13        0.13       99.71
         12 |          5        0.05       99.76
         13 |          4        0.04       99.80
         14 |          1        0.01       99.81
         15 |          4        0.04       99.85
         16 |          2        0.02       99.87
         18 |          1        0.01       99.88
         19 |          1        0.01       99.89
         20 |          1        0.01       99.90
         22 |          1        0.01       99.91
         25 |          1        0.01       99.92
         26 |          2        0.02       99.94
         31 |          1        0.01       99.95
         35 |          2        0.02       99.97
         48 |          1        0.01       99.98
         78 |          1        0.01       99.99
        118 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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