Frequencies for first 10,000 rows of physn_ext_fltm_cnt variable in pos2003 dataset :

  physician |
 extender - |
  full time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,961       99.61       99.61
        .01 |          2        0.02       99.63
        .03 |          1        0.01       99.64
        .06 |          5        0.05       99.69
        .11 |          4        0.04       99.73
        .14 |          3        0.03       99.76
        .17 |          1        0.01       99.77
        .23 |          3        0.03       99.80
        .36 |          1        0.01       99.81
         .4 |          1        0.01       99.82
        .46 |          1        0.01       99.83
        .69 |          1        0.01       99.84
        .86 |          1        0.01       99.85
        .91 |          2        0.02       99.87
        .94 |          1        0.01       99.88
        .97 |          1        0.01       99.89
          1 |          1        0.01       99.90
       1.03 |          1        0.01       99.91
       1.14 |          6        0.06       99.97
       1.54 |          1        0.01       99.98
          2 |          1        0.01       99.99
       2.29 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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