Frequencies for first 10,000 rows of prov1480 variable in pos1997 dataset :

 counselors |
- volunteer |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,854       98.54       98.54
        .01 |          1        0.01       98.55
        .04 |          1        0.01       98.56
         .1 |          3        0.03       98.59
        .11 |          1        0.01       98.60
        .13 |          1        0.01       98.61
        .14 |          1        0.01       98.62
        .15 |          1        0.01       98.63
         .2 |          2        0.02       98.65
        .25 |         36        0.36       99.01
        .33 |          1        0.01       99.02
        .35 |          1        0.01       99.03
         .4 |          1        0.01       99.04
         .5 |         14        0.14       99.18
        .75 |          3        0.03       99.21
          1 |         46        0.46       99.67
       1.25 |          1        0.01       99.68
       1.75 |          1        0.01       99.69
          2 |         10        0.10       99.79
          3 |          3        0.03       99.82
        3.5 |          2        0.02       99.84
          4 |          4        0.04       99.88
          5 |          4        0.04       99.92
          8 |          3        0.03       99.95
         11 |          1        0.01       99.96
         15 |          1        0.01       99.97
         29 |          1        0.01       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