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

     DRIVER |
    LICENCE |
       TYPE |
 COMPLIANCE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        499        4.99        4.99
          1 |         11        0.11        5.10
          2 |      1,091       10.91       16.01
          3 |      7,931       79.31       95.32
          8 |          8        0.08       95.40
          9 |        388        3.88       99.28
          . |         72        0.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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