Frequencies for first 10,000 rows of prov1480 variable in pos2001 dataset :

 counselors |
- volunteer |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,868       98.68       98.68
        .01 |          2        0.02       98.70
        .04 |          1        0.01       98.71
        .07 |          1        0.01       98.72
         .1 |          4        0.04       98.76
        .11 |          1        0.01       98.77
        .13 |          1        0.01       98.78
        .14 |          1        0.01       98.79
        .15 |          1        0.01       98.80
         .2 |          1        0.01       98.81
        .25 |         22        0.22       99.03
         .3 |          1        0.01       99.04
        .33 |          1        0.01       99.05
        .35 |          1        0.01       99.06
         .4 |          1        0.01       99.07
         .5 |         13        0.13       99.20
        .75 |          2        0.02       99.22
          1 |         46        0.46       99.68
        1.5 |          1        0.01       99.69
       1.75 |          1        0.01       99.70
          2 |         11        0.11       99.81
          3 |          2        0.02       99.83
        3.5 |          2        0.02       99.85
          4 |          3        0.03       99.88
          5 |          3        0.03       99.91
          6 |          1        0.01       99.92
          7 |          1        0.01       99.93
          8 |          2        0.02       99.95
         11 |          1        0.01       99.96
         15 |          2        0.02       99.98
         41 |          1        0.01       99.99
        344 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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