Frequencies for first 10,000 rows of prov0990 variable in pos2001 dataset :

     mental |
     health |
 services - |
  part time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,966       99.66       99.66
        .01 |          2        0.02       99.68
        .02 |          1        0.01       99.69
        .03 |          1        0.01       99.70
        .06 |          1        0.01       99.71
        .07 |          1        0.01       99.72
        .11 |          2        0.02       99.74
        .14 |          1        0.01       99.75
        .23 |          2        0.02       99.77
        .29 |          1        0.01       99.78
        .45 |          1        0.01       99.79
        .49 |          1        0.01       99.80
        .64 |          1        0.01       99.81
        .69 |          1        0.01       99.82
        .77 |          1        0.01       99.83
        .83 |          1        0.01       99.84
        .89 |          1        0.01       99.85
        .91 |          2        0.02       99.87
       1.03 |          1        0.01       99.88
       1.23 |          1        0.01       99.89
       1.24 |          2        0.02       99.91
        1.3 |          1        0.01       99.92
       2.09 |          1        0.01       99.93
       2.63 |          1        0.01       99.94
       2.79 |          1        0.01       99.95
        3.8 |          1        0.01       99.96
       5.37 |          1        0.01       99.97
       5.71 |          1        0.01       99.98
      11.43 |          1        0.01       99.99
     248.57 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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