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

    license |
 compliance |
 with class |
 of vehicle |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        520        5.20        5.20
          1 |         25        0.25        5.45
          2 |      1,037       10.37       15.82
          3 |      7,987       79.87       95.69
          6 |         64        0.64       96.33
          8 |          1        0.01       96.34
          9 |        366        3.66      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016