Frequencies for first 10,000 rows of nrs_prctnr_cnt variable in pos1992 dataset :

      nurse |
practitione |
         rs |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,844       98.44       98.44
        .05 |          1        0.01       98.45
        .06 |          1        0.01       98.46
        .25 |          6        0.06       98.52
         .4 |          1        0.01       98.53
         .5 |         13        0.13       98.66
         .6 |          3        0.03       98.69
        .75 |          9        0.09       98.78
         .8 |          1        0.01       98.79
          1 |         98        0.98       99.77
        1.1 |          1        0.01       99.78
       1.25 |          3        0.03       99.81
        1.5 |          3        0.03       99.84
       1.75 |          3        0.03       99.87
          2 |          5        0.05       99.92
       2.25 |          2        0.02       99.94
        2.5 |          1        0.01       99.95
        3.5 |          1        0.01       99.96
          4 |          1        0.01       99.97
          5 |          1        0.01       99.98
        7.5 |          1        0.01       99.99
         10 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017