Frequencies for first 10,000 rows of prov1015 variable in pos1998 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,627       96.27       96.27
        .05 |          2        0.02       96.29
        .06 |          2        0.02       96.31
        .08 |          1        0.01       96.32
         .1 |          1        0.01       96.33
         .2 |          1        0.01       96.34
        .25 |          8        0.08       96.42
         .3 |          2        0.02       96.44
         .4 |          1        0.01       96.45
         .5 |         37        0.37       96.82
         .6 |         10        0.10       96.92
        .75 |         11        0.11       97.03
         .8 |          3        0.03       97.06
          1 |        253        2.53       99.59
        1.2 |          1        0.01       99.60
       1.25 |          3        0.03       99.63
        1.4 |          2        0.02       99.65
        1.5 |          6        0.06       99.71
        1.6 |          1        0.01       99.72
       1.75 |          3        0.03       99.75
          2 |         12        0.12       99.87
       2.25 |          1        0.01       99.88
        2.5 |          2        0.02       99.90
          3 |          2        0.02       99.92
        3.5 |          1        0.01       99.93
          4 |          1        0.01       99.94
          5 |          2        0.02       99.96
       5.31 |          1        0.01       99.97
        7.5 |          1        0.01       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