Frequencies for first 10,000 rows of nrs_prctnr_cnt variable in pos2003 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,551       95.51       95.51
        .04 |          1        0.01       95.52
        .05 |          1        0.01       95.53
        .06 |          4        0.04       95.57
        .08 |          2        0.02       95.59
         .1 |          2        0.02       95.61
         .2 |          4        0.04       95.65
        .25 |          8        0.08       95.73
         .3 |          2        0.02       95.75
         .4 |          2        0.02       95.77
         .5 |         59        0.59       96.36
         .6 |          9        0.09       96.45
        .75 |         12        0.12       96.57
         .8 |          3        0.03       96.60
         .9 |          1        0.01       96.61
          1 |        286        2.86       99.47
        1.2 |          1        0.01       99.48
       1.25 |          3        0.03       99.51
        1.4 |          2        0.02       99.53
        1.5 |          9        0.09       99.62
        1.6 |          1        0.01       99.63
       1.75 |          3        0.03       99.66
          2 |         20        0.20       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 , 17 May 2017