Frequencies for first 10,000 rows of prov0980 variable in pos2001 dataset :

     mental |
     health |
 services - |
   contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,292       92.92       92.92
        .01 |         63        0.63       93.55
        .03 |         92        0.92       94.47
        .04 |         33        0.33       94.80
        .05 |          2        0.02       94.82
        .06 |        120        1.20       96.02
        .07 |         25        0.25       96.27
        .09 |         35        0.35       96.62
         .1 |          4        0.04       96.66
        .11 |        115        1.15       97.81
        .12 |          1        0.01       97.82
        .13 |          4        0.04       97.86
        .14 |         23        0.23       98.09
        .16 |          1        0.01       98.10
        .17 |         28        0.28       98.38
         .2 |          1        0.01       98.39
        .21 |          3        0.03       98.42
        .22 |          1        0.01       98.43
        .23 |         40        0.40       98.83
        .25 |         11        0.11       98.94
        .26 |          4        0.04       98.98
        .27 |          1        0.01       98.99
        .29 |         10        0.10       99.09
         .3 |          1        0.01       99.10
        .34 |          9        0.09       99.19
        .36 |         10        0.10       99.29
        .43 |          4        0.04       99.33
        .46 |          5        0.05       99.38
         .5 |          3        0.03       99.41
        .57 |          5        0.05       99.46
        .63 |          1        0.01       99.47
        .64 |          1        0.01       99.48
        .69 |          4        0.04       99.52
         .8 |          2        0.02       99.54
        .86 |          2        0.02       99.56
        .91 |          2        0.02       99.58
          1 |          1        0.01       99.59
       1.03 |          1        0.01       99.60
       1.04 |          1        0.01       99.61
       1.09 |          1        0.01       99.62
       1.14 |          5        0.05       99.67
       1.43 |          4        0.04       99.71
       1.66 |          1        0.01       99.72
       2.06 |          1        0.01       99.73
       2.23 |          1        0.01       99.74
       2.29 |          4        0.04       99.78
       2.36 |          1        0.01       99.79
       2.86 |          2        0.02       99.81
       3.17 |          1        0.01       99.82
       3.43 |          1        0.01       99.83
       3.77 |          1        0.01       99.84
       4.29 |          1        0.01       99.85
       5.71 |          2        0.02       99.87
       7.14 |          1        0.01       99.88
       8.57 |          2        0.02       99.90
         10 |          1        0.01       99.91
      11.43 |          3        0.03       99.94
      14.29 |          1        0.01       99.95
         20 |          1        0.01       99.96
      22.86 |          2        0.02       99.98
      45.71 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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