Frequencies for first 10,000 rows of pct012g050 variable in sf12010860us26 dataset :

   47 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,571       65.71       65.71
          1 |      1,451       14.51       80.22
          2 |        682        6.82       87.04
          3 |        362        3.62       90.66
          4 |        235        2.35       93.01
          5 |        179        1.79       94.80
          6 |        107        1.07       95.87
          7 |         84        0.84       96.71
          8 |         66        0.66       97.37
          9 |         49        0.49       97.86
         10 |         36        0.36       98.22
         11 |         27        0.27       98.49
         12 |         27        0.27       98.76
         13 |         20        0.20       98.96
         14 |         18        0.18       99.14
         15 |         15        0.15       99.29
         16 |          6        0.06       99.35
         17 |          6        0.06       99.41
         18 |          8        0.08       99.49
         19 |          2        0.02       99.51
         20 |          9        0.09       99.60
         21 |          6        0.06       99.66
         22 |          1        0.01       99.67
         23 |          5        0.05       99.72
         24 |          2        0.02       99.74
         25 |          4        0.04       99.78
         26 |          2        0.02       99.80
         27 |          3        0.03       99.83
         28 |          2        0.02       99.85
         29 |          1        0.01       99.86
         30 |          1        0.01       99.87
         31 |          2        0.02       99.89
         32 |          2        0.02       99.91
         33 |          3        0.03       99.94
         35 |          1        0.01       99.95
         36 |          1        0.01       99.96
         38 |          2        0.02       99.98
         41 |          1        0.01       99.99
         47 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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