Frequencies for first 10,000 rows of pct012g154 variable in sf12000860us22 dataset :

   47 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,119       71.19       71.19
          1 |      1,311       13.11       84.30
          2 |        563        5.63       89.93
          3 |        263        2.63       92.56
          4 |        173        1.73       94.29
          5 |        131        1.31       95.60
          6 |         79        0.79       96.39
          7 |         69        0.69       97.08
          8 |         32        0.32       97.40
          9 |         40        0.40       97.80
         10 |         22        0.22       98.02
         11 |         17        0.17       98.19
         12 |         20        0.20       98.39
         13 |         25        0.25       98.64
         14 |         16        0.16       98.80
         15 |         17        0.17       98.97
         16 |          7        0.07       99.04
         17 |          5        0.05       99.09
         18 |         10        0.10       99.19
         19 |          8        0.08       99.27
         20 |          6        0.06       99.33
         21 |          9        0.09       99.42
         22 |          6        0.06       99.48
         23 |          5        0.05       99.53
         24 |          5        0.05       99.58
         25 |          5        0.05       99.63
         26 |          2        0.02       99.65
         27 |          1        0.01       99.66
         28 |          6        0.06       99.72
         29 |          3        0.03       99.75
         30 |          1        0.01       99.76
         31 |          2        0.02       99.78
         32 |          1        0.01       99.79
         33 |          1        0.01       99.80
         34 |          3        0.03       99.83
         35 |          2        0.02       99.85
         36 |          1        0.01       99.86
         37 |          4        0.04       99.90
         38 |          3        0.03       99.93
         39 |          1        0.01       99.94
         40 |          1        0.01       99.95
         43 |          1        0.01       99.96
         46 |          1        0.01       99.97
         48 |          1        0.01       99.98
         54 |          1        0.01       99.99
         73 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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