Frequencies for first 10,000 rows of prov1480 variable in pos1996 dataset :

 counselors |
- volunteer |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,865       98.65       98.65
        .04 |          1        0.01       98.66
         .1 |          3        0.03       98.69
        .11 |          1        0.01       98.70
        .14 |          1        0.01       98.71
        .15 |          1        0.01       98.72
         .2 |          2        0.02       98.74
        .25 |         33        0.33       99.07
        .27 |          1        0.01       99.08
        .35 |          1        0.01       99.09
         .5 |         13        0.13       99.22
         .6 |          1        0.01       99.23
        .75 |          3        0.03       99.26
          1 |         41        0.41       99.67
       1.25 |          1        0.01       99.68
       1.75 |          1        0.01       99.69
          2 |          9        0.09       99.78
          3 |          4        0.04       99.82
        3.5 |          2        0.02       99.84
          4 |          3        0.03       99.87
          5 |          4        0.04       99.91
          6 |          1        0.01       99.92
          8 |          4        0.04       99.96
         15 |          1        0.01       99.97
         16 |          1        0.01       99.98
         29 |          1        0.01       99.99
         41 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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