Frequencies for first 10,000 rows of prov0760 variable in pos1998 dataset :

  certified |
         rn |
anesthetist |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,815       98.15       98.15
        .25 |          3        0.03       98.18
         .5 |          5        0.05       98.23
          1 |         60        0.60       98.83
        1.2 |          1        0.01       98.84
       1.25 |          1        0.01       98.85
        1.5 |          4        0.04       98.89
       1.75 |          1        0.01       98.90
          2 |         20        0.20       99.10
        2.5 |          1        0.01       99.11
       2.75 |          1        0.01       99.12
          3 |          9        0.09       99.21
        3.2 |          1        0.01       99.22
        3.5 |          2        0.02       99.24
          4 |          3        0.03       99.27
        4.2 |          1        0.01       99.28
       4.25 |          1        0.01       99.29
        4.6 |          2        0.02       99.31
          5 |         11        0.11       99.42
        5.2 |          1        0.01       99.43
        5.5 |          2        0.02       99.45
          6 |          6        0.06       99.51
        6.5 |          1        0.01       99.52
       6.54 |          1        0.01       99.53
        6.6 |          1        0.01       99.54
       6.75 |          1        0.01       99.55
          7 |          6        0.06       99.61
          8 |          3        0.03       99.64
       8.25 |          1        0.01       99.65
       8.75 |          1        0.01       99.66
          9 |          3        0.03       99.69
        9.9 |          1        0.01       99.70
         10 |          3        0.03       99.73
         11 |          1        0.01       99.74
         12 |          1        0.01       99.75
         13 |          1        0.01       99.76
         15 |          3        0.03       99.79
         17 |          1        0.01       99.80
      17.16 |          1        0.01       99.81
      17.25 |          1        0.01       99.82
       17.8 |          1        0.01       99.83
         18 |          1        0.01       99.84
       18.1 |          1        0.01       99.85
      19.25 |          1        0.01       99.86
       19.5 |          1        0.01       99.87
         20 |          1        0.01       99.88
      20.91 |          1        0.01       99.89
         22 |          1        0.01       99.90
      23.75 |          1        0.01       99.91
         25 |          1        0.01       99.92
       27.9 |          1        0.01       99.93
       28.8 |          1        0.01       99.94
         29 |          1        0.01       99.95
         31 |          2        0.02       99.97
         34 |          1        0.01       99.98
         36 |          1        0.01       99.99
      79.58 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016