Frequencies for first 10,000 rows of prov0990 variable in pos1997 dataset :

     mental |
     health |
 services - |
  part time |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,975       99.75       99.75
        .01 |          3        0.03       99.78
        .02 |          1        0.01       99.79
        .06 |          6        0.06       99.85
        .14 |          1        0.01       99.86
        .34 |          1        0.01       99.87
        .45 |          1        0.01       99.88
        .46 |          1        0.01       99.89
        .69 |          2        0.02       99.91
        .83 |          1        0.01       99.92
        .86 |          1        0.01       99.93
       1.03 |          1        0.01       99.94
       1.24 |          1        0.01       99.95
       1.37 |          1        0.01       99.96
       1.39 |          1        0.01       99.97
       1.76 |          1        0.01       99.98
       5.79 |          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