Frequencies for first 10,000 rows of prov0970 variable in pos2001 dataset :

    medical |
 director - |
  part time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,933       99.33       99.33
        .01 |          2        0.02       99.35
        .03 |          4        0.04       99.39
        .04 |          1        0.01       99.40
        .06 |          9        0.09       99.49
        .09 |          8        0.08       99.57
        .11 |          8        0.08       99.65
        .14 |          7        0.07       99.72
         .2 |          2        0.02       99.74
        .21 |          3        0.03       99.77
        .23 |          5        0.05       99.82
        .29 |          5        0.05       99.87
        .31 |          1        0.01       99.88
        .34 |          1        0.01       99.89
        .46 |          2        0.02       99.91
        .57 |          4        0.04       99.95
        .86 |          1        0.01       99.96
        .91 |          1        0.01       99.97
          1 |          1        0.01       99.98
          6 |          1        0.01       99.99
      28.57 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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