Frequencies for first 10,000 rows of prov1015 variable in pos1996 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,651       96.51       96.51
        .05 |          1        0.01       96.52
        .06 |          1        0.01       96.53
         .1 |          1        0.01       96.54
         .2 |          1        0.01       96.55
        .25 |          5        0.05       96.60
         .3 |          1        0.01       96.61
         .4 |          1        0.01       96.62
         .5 |         40        0.40       97.02
         .6 |         11        0.11       97.13
        .75 |         12        0.12       97.25
         .8 |          3        0.03       97.28
          1 |        231        2.31       99.59
        1.1 |          1        0.01       99.60
       1.25 |          2        0.02       99.62
        1.4 |          1        0.01       99.63
        1.5 |          6        0.06       99.69
       1.75 |          4        0.04       99.73
          2 |         15        0.15       99.88
       2.25 |          2        0.02       99.90
        2.5 |          2        0.02       99.92
          3 |          1        0.01       99.93
        3.5 |          1        0.01       99.94
          4 |          1        0.01       99.95
          5 |          1        0.01       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