Frequencies for first 10,000 rows of prov0990 variable in pos1996 dataset :

     mental |
     health |
 services - |
  part time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,967       99.67       99.67
        .01 |          1        0.01       99.68
        .02 |          1        0.01       99.69
        .03 |          1        0.01       99.70
        .06 |          3        0.03       99.73
        .09 |          1        0.01       99.74
        .11 |          1        0.01       99.75
        .14 |          3        0.03       99.78
        .23 |          1        0.01       99.79
        .29 |          1        0.01       99.80
        .34 |          2        0.02       99.82
        .36 |          1        0.01       99.83
         .4 |          1        0.01       99.84
        .41 |          1        0.01       99.85
        .45 |          1        0.01       99.86
        .49 |          1        0.01       99.87
        .57 |          1        0.01       99.88
        .63 |          1        0.01       99.89
        .69 |          1        0.01       99.90
        .83 |          1        0.01       99.91
        .91 |          1        0.01       99.92
       1.24 |          1        0.01       99.93
       1.39 |          1        0.01       99.94
       1.71 |          1        0.01       99.95
       2.39 |          1        0.01       99.96
       3.41 |          1        0.01       99.97
       3.81 |          1        0.01       99.98
       5.66 |          1        0.01       99.99
      61.43 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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