Frequencies for first 10,000 rows of pct012h091 variable in sf12010860us27 dataset :

   88 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,032       90.32       90.32
          1 |        568        5.68       96.00
          2 |        142        1.42       97.42
          3 |         48        0.48       97.90
          4 |         35        0.35       98.25
          5 |         21        0.21       98.46
          6 |         17        0.17       98.63
          7 |          9        0.09       98.72
          8 |          8        0.08       98.80
          9 |          3        0.03       98.83
         10 |          8        0.08       98.91
         11 |         11        0.11       99.02
         12 |          7        0.07       99.09
         13 |          3        0.03       99.12
         14 |          7        0.07       99.19
         15 |          4        0.04       99.23
         16 |          4        0.04       99.27
         17 |          1        0.01       99.28
         18 |          3        0.03       99.31
         19 |          6        0.06       99.37
         20 |          1        0.01       99.38
         21 |          5        0.05       99.43
         22 |          5        0.05       99.48
         23 |          5        0.05       99.53
         24 |          2        0.02       99.55
         25 |          5        0.05       99.60
         26 |          4        0.04       99.64
         27 |          1        0.01       99.65
         28 |          4        0.04       99.69
         29 |          2        0.02       99.71
         30 |          2        0.02       99.73
         31 |          6        0.06       99.79
         32 |          4        0.04       99.83
         33 |          1        0.01       99.84
         34 |          1        0.01       99.85
         35 |          2        0.02       99.87
         37 |          2        0.02       99.89
         39 |          1        0.01       99.90
         40 |          1        0.01       99.91
         41 |          1        0.01       99.92
         49 |          1        0.01       99.93
         53 |          1        0.01       99.94
         54 |          1        0.01       99.95
         56 |          1        0.01       99.96
         59 |          1        0.01       99.97
         60 |          1        0.01       99.98
         62 |          1        0.01       99.99
         76 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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