Frequencies for first 10,000 rows of prov3270 variable in pos1992 dataset :

  physician |
 extender - |
   contract |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,940       99.40       99.40
        .01 |          5        0.05       99.45
        .03 |          3        0.03       99.48
        .04 |          2        0.02       99.50
        .06 |          7        0.07       99.57
        .07 |          1        0.01       99.58
        .09 |          2        0.02       99.60
        .11 |          8        0.08       99.68
        .14 |          8        0.08       99.76
        .17 |          1        0.01       99.77
        .21 |          2        0.02       99.79
        .23 |          1        0.01       99.80
        .25 |          3        0.03       99.83
        .26 |          1        0.01       99.84
        .29 |          2        0.02       99.86
        .36 |          7        0.07       99.93
        .43 |          1        0.01       99.94
        .57 |          1        0.01       99.95
          1 |          1        0.01       99.96
       1.07 |          1        0.01       99.97
       1.14 |          1        0.01       99.98
       5.71 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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