Frequencies for first 10,000 rows of prov1015 variable in pos2001 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,581       95.81       95.81
        .05 |          1        0.01       95.82
        .06 |          4        0.04       95.86
        .08 |          2        0.02       95.88
         .1 |          2        0.02       95.90
         .2 |          3        0.03       95.93
        .25 |          8        0.08       96.01
         .3 |          2        0.02       96.03
         .4 |          1        0.01       96.04
         .5 |         52        0.52       96.56
         .6 |          9        0.09       96.65
        .75 |         12        0.12       96.77
         .8 |          3        0.03       96.80
         .9 |          1        0.01       96.81
          1 |        269        2.69       99.50
        1.2 |          1        0.01       99.51
       1.25 |          4        0.04       99.55
        1.4 |          2        0.02       99.57
        1.5 |          7        0.07       99.64
        1.6 |          1        0.01       99.65
       1.75 |          3        0.03       99.68
          2 |         18        0.18       99.86
       2.25 |          1        0.01       99.87
        2.5 |          2        0.02       99.89
          3 |          1        0.01       99.90
        3.5 |          1        0.01       99.91
          4 |          1        0.01       99.92
          5 |          2        0.02       99.94
       5.31 |          1        0.01       99.95
        7.5 |          1        0.01       99.96
          8 |          2        0.02       99.98
         10 |          1        0.01       99.99
        100 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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