Frequencies for first 10,000 rows of pct012g142 variable in sf12010880us26 dataset :

   35 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,143       71.43       71.43
          1 |      1,057       10.57       82.00
          2 |        483        4.83       86.83
          3 |        297        2.97       89.80
          4 |        199        1.99       91.79
          5 |        174        1.74       93.53
          6 |        108        1.08       94.61
          7 |         81        0.81       95.42
          8 |         79        0.79       96.21
          9 |         41        0.41       96.62
         10 |         45        0.45       97.07
         11 |         29        0.29       97.36
         12 |         39        0.39       97.75
         13 |         31        0.31       98.06
         14 |         16        0.16       98.22
         15 |         24        0.24       98.46
         16 |         20        0.20       98.66
         17 |         12        0.12       98.78
         18 |         18        0.18       98.96
         19 |         16        0.16       99.12
         20 |         10        0.10       99.22
         21 |          7        0.07       99.29
         22 |          7        0.07       99.36
         23 |          7        0.07       99.43
         24 |          8        0.08       99.51
         25 |          7        0.07       99.58
         26 |          6        0.06       99.64
         27 |          2        0.02       99.66
         28 |          4        0.04       99.70
         29 |          6        0.06       99.76
         30 |          5        0.05       99.81
         31 |          1        0.01       99.82
         32 |          3        0.03       99.85
         33 |          1        0.01       99.86
         34 |          1        0.01       99.87
         35 |          2        0.02       99.89
         36 |          4        0.04       99.93
         41 |          1        0.01       99.94
         42 |          1        0.01       99.95
         43 |          1        0.01       99.96
         44 |          1        0.01       99.97
         46 |          1        0.01       99.98
         53 |          1        0.01       99.99
         56 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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