Frequencies for first 10,000 rows of pct012g120 variable in sf12000860us22 dataset :

   13 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,171       61.71       61.71
          1 |      1,459       14.59       76.30
          2 |        691        6.91       83.21
          3 |        356        3.56       86.77
          4 |        296        2.96       89.73
          5 |        184        1.84       91.57
          6 |        132        1.32       92.89
          7 |        115        1.15       94.04
          8 |         89        0.89       94.93
          9 |         69        0.69       95.62
         10 |         58        0.58       96.20
         11 |         44        0.44       96.64
         12 |         39        0.39       97.03
         13 |         28        0.28       97.31
         14 |         36        0.36       97.67
         15 |         43        0.43       98.10
         16 |         24        0.24       98.34
         17 |         18        0.18       98.52
         18 |         13        0.13       98.65
         19 |          8        0.08       98.73
         20 |         12        0.12       98.85
         21 |         14        0.14       98.99
         22 |          8        0.08       99.07
         23 |         14        0.14       99.21
         24 |          9        0.09       99.30
         25 |          3        0.03       99.33
         26 |          9        0.09       99.42
         27 |          6        0.06       99.48
         28 |          3        0.03       99.51
         29 |          4        0.04       99.55
         30 |          2        0.02       99.57
         31 |          6        0.06       99.63
         32 |          3        0.03       99.66
         33 |          2        0.02       99.68
         34 |          1        0.01       99.69
         35 |          2        0.02       99.71
         36 |          3        0.03       99.74
         37 |          2        0.02       99.76
         38 |          3        0.03       99.79
         39 |          6        0.06       99.85
         40 |          1        0.01       99.86
         42 |          1        0.01       99.87
         43 |          3        0.03       99.90
         47 |          1        0.01       99.91
         48 |          2        0.02       99.93
         49 |          1        0.01       99.94
         50 |          1        0.01       99.95
         51 |          1        0.01       99.96
         56 |          2        0.02       99.98
         58 |          1        0.01       99.99
         86 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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