Frequencies for first 10,000 rows of pct012g150 variable in sf12010860us26 dataset :

   43 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,546       65.46       65.46
          1 |      1,361       13.61       79.07
          2 |        649        6.49       85.56
          3 |        354        3.54       89.10
          4 |        250        2.50       91.60
          5 |        198        1.98       93.58
          6 |        126        1.26       94.84
          7 |         84        0.84       95.68
          8 |         83        0.83       96.51
          9 |         61        0.61       97.12
         10 |         52        0.52       97.64
         11 |         33        0.33       97.97
         12 |         26        0.26       98.23
         13 |         25        0.25       98.48
         14 |         18        0.18       98.66
         15 |         20        0.20       98.86
         16 |          7        0.07       98.93
         17 |         17        0.17       99.10
         18 |         15        0.15       99.25
         19 |         13        0.13       99.38
         20 |          6        0.06       99.44
         21 |          8        0.08       99.52
         22 |          7        0.07       99.59
         23 |          5        0.05       99.64
         24 |          5        0.05       99.69
         25 |          4        0.04       99.73
         28 |          1        0.01       99.74
         29 |          3        0.03       99.77
         30 |          2        0.02       99.79
         31 |          3        0.03       99.82
         32 |          4        0.04       99.86
         34 |          2        0.02       99.88
         35 |          1        0.01       99.89
         37 |          1        0.01       99.90
         38 |          2        0.02       99.92
         39 |          1        0.01       99.93
         42 |          2        0.02       99.95
         44 |          1        0.01       99.96
         47 |          1        0.01       99.97
         52 |          1        0.01       99.98
         54 |          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