Frequencies for first 10,000 rows of prov1480 variable in pos1995 dataset :

 counselors |
- volunteer |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,889       98.89       98.89
        .04 |          1        0.01       98.90
        .05 |          1        0.01       98.91
         .1 |          3        0.03       98.94
        .11 |          1        0.01       98.95
        .14 |          1        0.01       98.96
        .15 |          1        0.01       98.97
         .2 |          3        0.03       99.00
        .25 |         32        0.32       99.32
        .27 |          1        0.01       99.33
        .35 |          1        0.01       99.34
         .5 |         11        0.11       99.45
         .6 |          1        0.01       99.46
        .75 |          2        0.02       99.48
          1 |         25        0.25       99.73
       1.25 |          1        0.01       99.74
       1.27 |          1        0.01       99.75
        1.5 |          1        0.01       99.76
          2 |          7        0.07       99.83
          3 |          3        0.03       99.86
        3.5 |          1        0.01       99.87
          4 |          5        0.05       99.92
          5 |          2        0.02       99.94
          6 |          1        0.01       99.95
          8 |          3        0.03       99.98
         29 |          1        0.01       99.99
         75 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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