Frequencies for first 10,000 rows of pct012g016 variable in sf12000860us22 dataset :

   13 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,115       61.15       61.15
          1 |      1,435       14.35       75.50
          2 |        680        6.80       82.30
          3 |        423        4.23       86.53
          4 |        274        2.74       89.27
          5 |        215        2.15       91.42
          6 |        141        1.41       92.83
          7 |        121        1.21       94.04
          8 |         81        0.81       94.85
          9 |         75        0.75       95.60
         10 |         72        0.72       96.32
         11 |         39        0.39       96.71
         12 |         41        0.41       97.12
         13 |         31        0.31       97.43
         14 |         36        0.36       97.79
         15 |         28        0.28       98.07
         16 |         22        0.22       98.29
         17 |         17        0.17       98.46
         18 |         13        0.13       98.59
         19 |         13        0.13       98.72
         20 |         14        0.14       98.86
         21 |         15        0.15       99.01
         22 |          6        0.06       99.07
         23 |         14        0.14       99.21
         24 |          9        0.09       99.30
         25 |          8        0.08       99.38
         26 |          3        0.03       99.41
         27 |          9        0.09       99.50
         28 |          2        0.02       99.52
         29 |          6        0.06       99.58
         30 |          3        0.03       99.61
         31 |          2        0.02       99.63
         32 |          2        0.02       99.65
         33 |          3        0.03       99.68
         34 |          3        0.03       99.71
         35 |          2        0.02       99.73
         36 |          2        0.02       99.75
         37 |          4        0.04       99.79
         38 |          2        0.02       99.81
         39 |          2        0.02       99.83
         40 |          2        0.02       99.85
         41 |          1        0.01       99.86
         42 |          4        0.04       99.90
         43 |          1        0.01       99.91
         44 |          1        0.01       99.92
         46 |          1        0.01       99.93
         47 |          2        0.02       99.95
         48 |          1        0.01       99.96
         53 |          2        0.02       99.98
         61 |          1        0.01       99.99
         85 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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