Frequencies for first 10,000 rows of pct012g146 variable in sf12010880us26 dataset :

   39 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,988       69.88       69.88
          1 |      1,186       11.86       81.74
          2 |        507        5.07       86.81
          3 |        309        3.09       89.90
          4 |        192        1.92       91.82
          5 |        163        1.63       93.45
          6 |        108        1.08       94.53
          7 |         96        0.96       95.49
          8 |         74        0.74       96.23
          9 |         62        0.62       96.85
         10 |         64        0.64       97.49
         11 |         41        0.41       97.90
         12 |         25        0.25       98.15
         13 |         29        0.29       98.44
         14 |         16        0.16       98.60
         15 |         18        0.18       98.78
         16 |         16        0.16       98.94
         17 |          9        0.09       99.03
         18 |         10        0.10       99.13
         19 |          9        0.09       99.22
         20 |          5        0.05       99.27
         21 |          7        0.07       99.34
         22 |         12        0.12       99.46
         23 |          3        0.03       99.49
         24 |          7        0.07       99.56
         25 |          6        0.06       99.62
         26 |          8        0.08       99.70
         27 |          2        0.02       99.72
         29 |          5        0.05       99.77
         30 |          6        0.06       99.83
         31 |          3        0.03       99.86
         32 |          3        0.03       99.89
         33 |          1        0.01       99.90
         34 |          1        0.01       99.91
         35 |          1        0.01       99.92
         38 |          3        0.03       99.95
         40 |          1        0.01       99.96
         44 |          1        0.01       99.97
         45 |          1        0.01       99.98
         58 |          1        0.01       99.99
         67 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017