Frequencies for first 10,000 rows of prov1015 variable in pos2004 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,528       95.28       95.28
        .04 |          1        0.01       95.29
        .05 |          1        0.01       95.30
        .06 |          4        0.04       95.34
        .08 |          2        0.02       95.36
         .1 |          2        0.02       95.38
         .2 |          4        0.04       95.42
        .25 |          6        0.06       95.48
         .3 |          2        0.02       95.50
         .4 |          2        0.02       95.52
         .5 |         64        0.64       96.16
         .6 |         10        0.10       96.26
        .75 |         12        0.12       96.38
         .8 |          3        0.03       96.41
         .9 |          1        0.01       96.42
          1 |        303        3.03       99.45
        1.2 |          1        0.01       99.46
       1.25 |          3        0.03       99.49
        1.4 |          2        0.02       99.51
        1.5 |          9        0.09       99.60
        1.6 |          1        0.01       99.61
       1.75 |          3        0.03       99.64
          2 |         21        0.21       99.85
       2.25 |          1        0.01       99.86
        2.5 |          2        0.02       99.88
          3 |          1        0.01       99.89
        3.5 |          1        0.01       99.90
          4 |          2        0.02       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