Frequencies for first 10,000 rows of nrs_prctnr_cnt variable in pos2002 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,573       95.73       95.73
        .04 |          1        0.01       95.74
        .05 |          1        0.01       95.75
        .06 |          4        0.04       95.79
        .08 |          2        0.02       95.81
         .1 |          2        0.02       95.83
         .2 |          3        0.03       95.86
        .25 |          8        0.08       95.94
         .3 |          2        0.02       95.96
         .4 |          2        0.02       95.98
         .5 |         52        0.52       96.50
         .6 |          9        0.09       96.59
        .75 |         11        0.11       96.70
         .8 |          3        0.03       96.73
         .9 |          1        0.01       96.74
          1 |        276        2.76       99.50
        1.2 |          1        0.01       99.51
       1.25 |          3        0.03       99.54
        1.4 |          2        0.02       99.56
        1.5 |          8        0.08       99.64
        1.6 |          1        0.01       99.65
       1.75 |          3        0.03       99.68
          2 |         19        0.19       99.87
       2.25 |          1        0.01       99.88
        2.5 |          2        0.02       99.90
          3 |          1        0.01       99.91
        3.5 |          1        0.01       99.92
          4 |          1        0.01       99.93
          5 |          2        0.02       99.95
       5.31 |          1        0.01       99.96
        7.5 |          1        0.01       99.97
          8 |          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 , 17 May 2017