Frequencies for first 10,000 rows of pct012g038 variable in sf12010860us26 dataset :

   35 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,582       65.82       65.82
          1 |      1,302       13.02       78.84
          2 |        602        6.02       84.86
          3 |        367        3.67       88.53
          4 |        247        2.47       91.00
          5 |        180        1.80       92.80
          6 |        134        1.34       94.14
          7 |        108        1.08       95.22
          8 |         80        0.80       96.02
          9 |         58        0.58       96.60
         10 |         49        0.49       97.09
         11 |         42        0.42       97.51
         12 |         31        0.31       97.82
         13 |         30        0.30       98.12
         14 |         28        0.28       98.40
         15 |         23        0.23       98.63
         16 |          7        0.07       98.70
         17 |         18        0.18       98.88
         18 |         18        0.18       99.06
         19 |         16        0.16       99.22
         20 |         10        0.10       99.32
         21 |         11        0.11       99.43
         22 |          9        0.09       99.52
         23 |          6        0.06       99.58
         24 |          6        0.06       99.64
         25 |          3        0.03       99.67
         26 |          1        0.01       99.68
         27 |          4        0.04       99.72
         28 |          2        0.02       99.74
         29 |          4        0.04       99.78
         30 |          2        0.02       99.80
         31 |          4        0.04       99.84
         32 |          3        0.03       99.87
         33 |          2        0.02       99.89
         36 |          2        0.02       99.91
         37 |          1        0.01       99.92
         38 |          1        0.01       99.93
         40 |          2        0.02       99.95
         43 |          1        0.01       99.96
         44 |          1        0.01       99.97
         51 |          1        0.01       99.98
         52 |          1        0.01       99.99
         66 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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