Frequencies for first 10,000 rows of prov0695 variable in pos1991 dataset :

   activity |
 therapists |
 - contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,784       97.84       97.84
        .01 |         15        0.15       97.99
        .02 |          4        0.04       98.03
        .03 |          3        0.03       98.06
        .04 |          1        0.01       98.07
        .05 |          7        0.07       98.14
        .06 |          3        0.03       98.17
        .08 |          1        0.01       98.18
        .09 |          1        0.01       98.19
         .1 |          4        0.04       98.23
        .11 |          3        0.03       98.26
        .16 |          1        0.01       98.27
        .25 |        101        1.01       99.28
         .3 |          2        0.02       99.30
        .45 |          1        0.01       99.31
        .46 |          1        0.01       99.32
         .5 |         16        0.16       99.48
        .55 |          1        0.01       99.49
        .75 |          3        0.03       99.52
          1 |         20        0.20       99.72
       1.07 |          1        0.01       99.73
       1.14 |          1        0.01       99.74
       1.25 |          4        0.04       99.78
        1.5 |          1        0.01       99.79
          2 |          3        0.03       99.82
       2.17 |          1        0.01       99.83
       2.25 |          3        0.03       99.86
        2.5 |          2        0.02       99.88
       2.54 |          1        0.01       99.89
          3 |          2        0.02       99.91
       3.43 |          2        0.02       99.93
          6 |          2        0.02       99.95
          7 |          1        0.01       99.96
          8 |          2        0.02       99.98
         10 |          1        0.01       99.99
         60 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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