Frequencies for first 10,000 rows of prov0760 variable in pos1995 dataset :

  certified |
         rn |
anesthetist |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,825       98.25       98.25
        .25 |          3        0.03       98.28
         .5 |          4        0.04       98.32
          1 |         56        0.56       98.88
        1.2 |          1        0.01       98.89
       1.25 |          1        0.01       98.90
        1.5 |          5        0.05       98.95
          2 |         20        0.20       99.15
        2.5 |          1        0.01       99.16
       2.75 |          1        0.01       99.17
          3 |         14        0.14       99.31
        3.5 |          1        0.01       99.32
          4 |          1        0.01       99.33
        4.2 |          1        0.01       99.34
        4.5 |          2        0.02       99.36
        4.6 |          1        0.01       99.37
       4.75 |          1        0.01       99.38
          5 |          9        0.09       99.47
        5.2 |          1        0.01       99.48
       5.75 |          1        0.01       99.49
          6 |          3        0.03       99.52
       6.25 |          1        0.01       99.53
        6.5 |          1        0.01       99.54
       6.75 |          1        0.01       99.55
          7 |          7        0.07       99.62
          8 |          3        0.03       99.65
       8.25 |          1        0.01       99.66
       8.75 |          1        0.01       99.67
          9 |          4        0.04       99.71
         10 |          2        0.02       99.73
         11 |          1        0.01       99.74
         13 |          1        0.01       99.75
         14 |          2        0.02       99.77
      14.25 |          1        0.01       99.78
         15 |          2        0.02       99.80
      15.25 |          1        0.01       99.81
       16.5 |          1        0.01       99.82
      17.25 |          1        0.01       99.83
         18 |          1        0.01       99.84
       18.1 |          1        0.01       99.85
       18.5 |          1        0.01       99.86
         19 |          1        0.01       99.87
      19.25 |          1        0.01       99.88
         21 |          1        0.01       99.89
         22 |          1        0.01       99.90
         23 |          1        0.01       99.91
      23.75 |          1        0.01       99.92
       26.5 |          1        0.01       99.93
      27.25 |          1        0.01       99.94
      27.75 |          1        0.01       99.95
         31 |          1        0.01       99.96
         34 |          2        0.02       99.98
      79.58 |          1        0.01       99.99
         89 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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