Frequencies for violchg2 variable in vehicle dataset :

  VIOLATION |
   CHARGE 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        253       35.34       35.34
          4 |          1        0.14       35.47
         19 |         11        1.54       37.01
         22 |        213       29.75       66.76
         37 |         16        2.23       68.99
         38 |          1        0.14       69.13
         39 |         24        3.35       72.49
         46 |        136       18.99       91.48
         49 |          4        0.56       92.04
         52 |         41        5.73       97.77
         56 |          3        0.42       98.18
         58 |          5        0.70       98.88
         61 |          4        0.56       99.44
         69 |          1        0.14       99.58
          . |          3        0.42      100.00
------------+-----------------------------------
      Total |        716      100.00

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