Frequencies for first 10,000 rows of prov0760 variable in pos1999 dataset :

  certified |
         rn |
anesthetist |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,837       98.37       98.37
        .25 |          2        0.02       98.39
         .3 |          1        0.01       98.40
         .5 |          4        0.04       98.44
          1 |         53        0.53       98.97
        1.2 |          1        0.01       98.98
       1.25 |          1        0.01       98.99
        1.5 |          4        0.04       99.03
       1.75 |          1        0.01       99.04
          2 |         17        0.17       99.21
        2.5 |          1        0.01       99.22
       2.75 |          1        0.01       99.23
          3 |          8        0.08       99.31
        3.2 |          1        0.01       99.32
          4 |          3        0.03       99.35
        4.2 |          1        0.01       99.36
        4.5 |          1        0.01       99.37
        4.6 |          2        0.02       99.39
          5 |          7        0.07       99.46
        5.2 |          1        0.01       99.47
        5.8 |          1        0.01       99.48
          6 |          6        0.06       99.54
        6.5 |          1        0.01       99.55
       6.54 |          1        0.01       99.56
        6.6 |          1        0.01       99.57
       6.75 |          1        0.01       99.58
          7 |          7        0.07       99.65
          8 |          3        0.03       99.68
       8.25 |          1        0.01       99.69
       8.75 |          1        0.01       99.70
          9 |          1        0.01       99.71
         10 |          2        0.02       99.73
         11 |          1        0.01       99.74
      11.93 |          1        0.01       99.75
         13 |          2        0.02       99.77
         15 |          2        0.02       99.79
      17.16 |          1        0.01       99.80
      17.25 |          1        0.01       99.81
         18 |          1        0.01       99.82
       18.1 |          1        0.01       99.83
       18.5 |          1        0.01       99.84
      19.25 |          1        0.01       99.85
       19.5 |          1        0.01       99.86
      19.73 |          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
         24 |          1        0.01       99.92
         27 |          1        0.01       99.93
         29 |          1        0.01       99.94
      29.55 |          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