Frequencies for first 10,000 rows of prov0790 variable in pos2004 dataset :

 dentists - |
  full time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,980       99.80       99.80
        .01 |          2        0.02       99.82
        .04 |          1        0.01       99.83
        .06 |          2        0.02       99.85
        .07 |          1        0.01       99.86
        .11 |          2        0.02       99.88
        .14 |          2        0.02       99.90
        .23 |          2        0.02       99.92
        .25 |          1        0.01       99.93
        .29 |          1        0.01       99.94
        .77 |          1        0.01       99.95
       1.14 |          2        0.02       99.97
       1.26 |          1        0.01       99.98
       2.21 |          1        0.01       99.99
       2.34 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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