Frequencies for first 10,000 rows of pct012d185 variable in sf12000860us19 dataset :

   78 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,909       89.09       89.09
          1 |        598        5.98       95.07
          2 |        190        1.90       96.97
          3 |        110        1.10       98.07
          4 |         58        0.58       98.65
          5 |         33        0.33       98.98
          6 |         24        0.24       99.22
          7 |         13        0.13       99.35
          8 |         12        0.12       99.47
          9 |         11        0.11       99.58
         10 |          5        0.05       99.63
         11 |          5        0.05       99.68
         12 |          4        0.04       99.72
         13 |          6        0.06       99.78
         14 |          2        0.02       99.80
         15 |          3        0.03       99.83
         16 |          2        0.02       99.85
         17 |          2        0.02       99.87
         19 |          1        0.01       99.88
         20 |          1        0.01       99.89
         21 |          2        0.02       99.91
         22 |          1        0.01       99.92
         23 |          2        0.02       99.94
         24 |          1        0.01       99.95
         38 |          1        0.01       99.96
         42 |          1        0.01       99.97
         44 |          1        0.01       99.98
         79 |          1        0.01       99.99
        128 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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