Frequencies for first 10,000 rows of pct012g123 variable in sf12000860us22 dataset :

   16 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,303       63.03       63.03
          1 |      1,475       14.75       77.78
          2 |        634        6.34       84.12
          3 |        372        3.72       87.84
          4 |        274        2.74       90.58
          5 |        179        1.79       92.37
          6 |        142        1.42       93.79
          7 |        106        1.06       94.85
          8 |         77        0.77       95.62
          9 |         75        0.75       96.37
         10 |         40        0.40       96.77
         11 |         41        0.41       97.18
         12 |         31        0.31       97.49
         13 |         29        0.29       97.78
         14 |         29        0.29       98.07
         15 |         20        0.20       98.27
         16 |         17        0.17       98.44
         17 |         16        0.16       98.60
         18 |         18        0.18       98.78
         19 |         19        0.19       98.97
         20 |          8        0.08       99.05
         21 |         15        0.15       99.20
         22 |          9        0.09       99.29
         23 |          6        0.06       99.35
         24 |          4        0.04       99.39
         25 |          5        0.05       99.44
         26 |          4        0.04       99.48
         27 |          6        0.06       99.54
         28 |          5        0.05       99.59
         29 |          4        0.04       99.63
         30 |          1        0.01       99.64
         31 |          2        0.02       99.66
         32 |          4        0.04       99.70
         33 |          2        0.02       99.72
         34 |          4        0.04       99.76
         35 |          4        0.04       99.80
         36 |          1        0.01       99.81
         37 |          3        0.03       99.84
         38 |          3        0.03       99.87
         39 |          2        0.02       99.89
         41 |          2        0.02       99.91
         42 |          2        0.02       99.93
         43 |          1        0.01       99.94
         46 |          1        0.01       99.95
         49 |          1        0.01       99.96
         52 |          2        0.02       99.98
         63 |          1        0.01       99.99
         93 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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