Frequencies for first 10,000 rows of l_compl variable in vehicle dataset :

     DRIVER |
    LICENCE |
       TYPE |
 COMPLIANCE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        571        5.71        5.71
          1 |         19        0.19        5.90
          2 |      1,064       10.64       16.54
          3 |      7,842       78.42       94.96
          8 |          5        0.05       95.01
          9 |        447        4.47       99.48
          . |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016