Frequencies for first 10,000 rows of prov0960 variable in pos2002 dataset :

    medical |
 director - |
   contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,567       85.67       85.67
        .01 |         46        0.46       86.13
        .02 |          3        0.03       86.16
        .03 |        157        1.57       87.73
        .04 |         47        0.47       88.20
        .05 |          6        0.06       88.26
        .06 |        267        2.67       90.93
        .07 |         56        0.56       91.49
        .09 |         80        0.80       92.29
         .1 |          7        0.07       92.36
        .11 |        321        3.21       95.57
        .12 |          1        0.01       95.58
        .13 |          4        0.04       95.62
        .14 |         88        0.88       96.50
        .16 |          2        0.02       96.52
        .17 |         46        0.46       96.98
         .2 |          3        0.03       97.01
        .21 |         16        0.16       97.17
        .23 |        118        1.18       98.35
        .25 |         11        0.11       98.46
        .26 |          3        0.03       98.49
        .29 |         47        0.47       98.96
        .34 |         21        0.21       99.17
        .36 |          7        0.07       99.24
        .37 |          1        0.01       99.25
        .39 |          1        0.01       99.26
         .4 |          4        0.04       99.30
        .42 |          1        0.01       99.31
        .43 |          7        0.07       99.38
        .46 |         10        0.10       99.48
         .5 |          7        0.07       99.55
        .51 |          2        0.02       99.57
        .57 |          9        0.09       99.66
         .6 |          1        0.01       99.67
        .69 |          3        0.03       99.70
        .71 |          1        0.01       99.71
        .74 |          1        0.01       99.72
         .8 |          2        0.02       99.74
        .86 |          2        0.02       99.76
          1 |          3        0.03       99.79
       1.43 |          3        0.03       99.82
       1.51 |          1        0.01       99.83
       2.86 |          4        0.04       99.87
          4 |          1        0.01       99.88
        4.8 |          1        0.01       99.89
       5.14 |          1        0.01       99.90
       7.14 |          1        0.01       99.91
      11.43 |          2        0.02       99.93
      14.29 |          2        0.02       99.95
         16 |          2        0.02       99.97
      17.14 |          1        0.01       99.98
      21.43 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016