Frequencies for first 10,000 rows of pct012d190 variable in sf12010860us23 dataset :

   83 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,678       86.78       86.78
          1 |        727        7.27       94.05
          2 |        242        2.42       96.47
          3 |        140        1.40       97.87
          4 |         66        0.66       98.53
          5 |         36        0.36       98.89
          6 |         23        0.23       99.12
          7 |         16        0.16       99.28
          8 |          9        0.09       99.37
          9 |         15        0.15       99.52
         10 |          9        0.09       99.61
         11 |          3        0.03       99.64
         12 |          4        0.04       99.68
         13 |          6        0.06       99.74
         14 |          3        0.03       99.77
         15 |          1        0.01       99.78
         16 |          2        0.02       99.80
         17 |          1        0.01       99.81
         19 |          1        0.01       99.82
         21 |          3        0.03       99.85
         22 |          1        0.01       99.86
         24 |          1        0.01       99.87
         25 |          2        0.02       99.89
         28 |          1        0.01       99.90
         30 |          1        0.01       99.91
         33 |          1        0.01       99.92
         34 |          1        0.01       99.93
         36 |          1        0.01       99.94
         37 |          1        0.01       99.95
         53 |          1        0.01       99.96
         55 |          1        0.01       99.97
         64 |          1        0.01       99.98
         97 |          1        0.01       99.99
        124 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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