Frequencies for first 10,000 rows of pct012g147 variable in sf12010880us26 dataset :

   40 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,040       70.40       70.40
          1 |      1,158       11.58       81.98
          2 |        499        4.99       86.97
          3 |        311        3.11       90.08
          4 |        205        2.05       92.13
          5 |        141        1.41       93.54
          6 |        121        1.21       94.75
          7 |         94        0.94       95.69
          8 |         70        0.70       96.39
          9 |         50        0.50       96.89
         10 |         46        0.46       97.35
         11 |         35        0.35       97.70
         12 |         34        0.34       98.04
         13 |         27        0.27       98.31
         14 |         28        0.28       98.59
         15 |         20        0.20       98.79
         16 |         14        0.14       98.93
         17 |         13        0.13       99.06
         18 |          9        0.09       99.15
         19 |         13        0.13       99.28
         20 |         10        0.10       99.38
         21 |          7        0.07       99.45
         22 |         10        0.10       99.55
         23 |          1        0.01       99.56
         24 |          8        0.08       99.64
         25 |          1        0.01       99.65
         26 |          4        0.04       99.69
         27 |          3        0.03       99.72
         28 |          3        0.03       99.75
         29 |          5        0.05       99.80
         30 |          3        0.03       99.83
         31 |          2        0.02       99.85
         32 |          1        0.01       99.86
         33 |          1        0.01       99.87
         34 |          1        0.01       99.88
         36 |          1        0.01       99.89
         38 |          2        0.02       99.91
         40 |          1        0.01       99.92
         41 |          1        0.01       99.93
         42 |          2        0.02       99.95
         43 |          1        0.01       99.96
         46 |          1        0.01       99.97
         51 |          1        0.01       99.98
         57 |          1        0.01       99.99
         64 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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