Frequencies for first 10,000 rows of prov1490 variable in pos1999 dataset :

 homemakers |
- volunteer |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,938       99.38       99.38
         .1 |          2        0.02       99.40
        .15 |          1        0.01       99.41
         .2 |          2        0.02       99.43
        .25 |         21        0.21       99.64
        .33 |          1        0.01       99.65
        .35 |          1        0.01       99.66
         .4 |          1        0.01       99.67
         .5 |          2        0.02       99.69
         .7 |          1        0.01       99.70
        .75 |          1        0.01       99.71
         .8 |          1        0.01       99.72
          1 |         13        0.13       99.85
          2 |          4        0.04       99.89
          3 |          1        0.01       99.90
          5 |          1        0.01       99.91
          8 |          1        0.01       99.92
         12 |          2        0.02       99.94
         18 |          1        0.01       99.95
         19 |          1        0.01       99.96
         23 |          1        0.01       99.97
         25 |          1        0.01       99.98
         32 |          1        0.01       99.99
         34 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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