Frequencies for first 10,000 rows of pct012g031 variable in sf12010860us26 dataset :

   28 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,501       65.01       65.01
          1 |      1,191       11.91       76.92
          2 |        579        5.79       82.71
          3 |        397        3.97       86.68
          4 |        262        2.62       89.30
          5 |        202        2.02       91.32
          6 |        151        1.51       92.83
          7 |        112        1.12       93.95
          8 |         99        0.99       94.94
          9 |         77        0.77       95.71
         10 |         62        0.62       96.33
         11 |         55        0.55       96.88
         12 |         45        0.45       97.33
         13 |         41        0.41       97.74
         14 |         18        0.18       97.92
         15 |         33        0.33       98.25
         16 |         19        0.19       98.44
         17 |         15        0.15       98.59
         18 |         15        0.15       98.74
         19 |         15        0.15       98.89
         20 |         10        0.10       98.99
         21 |          9        0.09       99.08
         22 |          6        0.06       99.14
         23 |         13        0.13       99.27
         24 |          8        0.08       99.35
         25 |          6        0.06       99.41
         26 |          7        0.07       99.48
         27 |          5        0.05       99.53
         28 |          6        0.06       99.59
         29 |          3        0.03       99.62
         30 |          8        0.08       99.70
         31 |          4        0.04       99.74
         32 |          3        0.03       99.77
         33 |          3        0.03       99.80
         34 |          2        0.02       99.82
         35 |          1        0.01       99.83
         36 |          2        0.02       99.85
         37 |          2        0.02       99.87
         38 |          1        0.01       99.88
         39 |          1        0.01       99.89
         40 |          3        0.03       99.92
         41 |          1        0.01       99.93
         42 |          3        0.03       99.96
         43 |          1        0.01       99.97
         45 |          1        0.01       99.98
         50 |          1        0.01       99.99
         75 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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