Frequencies for first 10,000 rows of pct012g029 variable in sf12010880us26 dataset :

   26 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,104       71.04       71.04
          1 |      1,060       10.60       81.64
          2 |        482        4.82       86.46
          3 |        282        2.82       89.28
          4 |        208        2.08       91.36
          5 |        144        1.44       92.80
          6 |        117        1.17       93.97
          7 |         95        0.95       94.92
          8 |         65        0.65       95.57
          9 |         55        0.55       96.12
         10 |         46        0.46       96.58
         11 |         47        0.47       97.05
         12 |         41        0.41       97.46
         13 |         26        0.26       97.72
         14 |         21        0.21       97.93
         15 |         19        0.19       98.12
         16 |         21        0.21       98.33
         17 |         19        0.19       98.52
         18 |         21        0.21       98.73
         19 |         15        0.15       98.88
         20 |          8        0.08       98.96
         21 |         13        0.13       99.09
         22 |         11        0.11       99.20
         23 |         10        0.10       99.30
         24 |          4        0.04       99.34
         25 |          8        0.08       99.42
         26 |          6        0.06       99.48
         27 |          4        0.04       99.52
         28 |          5        0.05       99.57
         29 |          5        0.05       99.62
         30 |          5        0.05       99.67
         31 |          1        0.01       99.68
         32 |          3        0.03       99.71
         33 |          3        0.03       99.74
         34 |          1        0.01       99.75
         35 |          2        0.02       99.77
         36 |          3        0.03       99.80
         37 |          4        0.04       99.84
         38 |          3        0.03       99.87
         39 |          4        0.04       99.91
         40 |          1        0.01       99.92
         41 |          1        0.01       99.93
         42 |          1        0.01       99.94
         43 |          2        0.02       99.96
         46 |          1        0.01       99.97
         53 |          2        0.02       99.99
         84 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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