Frequencies for first 10,000 rows of actvty_profnl_cntrct_cnt variable in pos2010 dataset :

   ACTIVITY |
PROFESSIONA |
        L - |
   CONTRACT |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,894       98.94       98.94
        .01 |          6        0.06       99.00
        .03 |          9        0.09       99.09
        .04 |          3        0.03       99.12
        .05 |          1        0.01       99.13
        .06 |         19        0.19       99.32
        .09 |          2        0.02       99.34
        .11 |         25        0.25       99.59
        .23 |         12        0.12       99.71
        .26 |          1        0.01       99.72
        .29 |          1        0.01       99.73
        .34 |          1        0.01       99.74
        .36 |          3        0.03       99.77
        .46 |          1        0.01       99.78
         .8 |          1        0.01       99.79
          1 |          1        0.01       99.80
       1.11 |          1        0.01       99.81
       1.13 |          2        0.02       99.83
       1.14 |         16        0.16       99.99
       1.24 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017