Frequencies for first 10,000 rows of prov3260 variable in pos1993 dataset :

  physician |
 extender - |
  part time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,986       99.86       99.86
        .01 |          1        0.01       99.87
        .03 |          1        0.01       99.88
        .04 |          1        0.01       99.89
        .09 |          1        0.01       99.90
        .11 |          1        0.01       99.91
        .23 |          2        0.02       99.93
        .33 |          1        0.01       99.94
        .39 |          1        0.01       99.95
        .46 |          1        0.01       99.96
        .49 |          1        0.01       99.97
        .51 |          1        0.01       99.98
        .57 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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