Frequencies for first 10,000 rows of prov0695 variable in pos1995 dataset :

   activity |
 therapists |
 - contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,757       97.57       97.57
        .01 |         26        0.26       97.83
        .03 |         41        0.41       98.24
        .04 |          6        0.06       98.30
        .05 |          1        0.01       98.31
        .06 |         66        0.66       98.97
        .07 |          1        0.01       98.98
        .09 |          5        0.05       99.03
         .1 |          1        0.01       99.04
        .11 |         37        0.37       99.41
        .13 |          1        0.01       99.42
        .14 |          1        0.01       99.43
        .23 |          5        0.05       99.48
        .25 |          4        0.04       99.52
        .26 |          2        0.02       99.54
        .29 |          3        0.03       99.57
        .36 |          5        0.05       99.62
        .46 |          1        0.01       99.63
        .49 |          1        0.01       99.64
        .55 |          1        0.01       99.65
        .57 |          7        0.07       99.72
        .69 |          1        0.01       99.73
         .8 |          1        0.01       99.74
        .83 |          1        0.01       99.75
        .89 |          1        0.01       99.76
          1 |          2        0.02       99.78
       1.14 |          8        0.08       99.86
       1.26 |          1        0.01       99.87
       1.31 |          1        0.01       99.88
       1.43 |          1        0.01       99.89
        1.6 |          1        0.01       99.90
       1.83 |          1        0.01       99.91
       1.84 |          1        0.01       99.92
          2 |          1        0.01       99.93
       2.29 |          1        0.01       99.94
       2.86 |          1        0.01       99.95
       4.29 |          1        0.01       99.96
       8.57 |          1        0.01       99.97
      57.14 |          1        0.01       99.98
        160 |          1        0.01       99.99
     171.43 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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