Frequencies for first 10,000 rows of violchg3 variable in vehicle dataset :

  VIOLATION |
   CHARGE 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,641       96.41       96.41
          1 |          5        0.05       96.46
          7 |          5        0.05       96.51
          8 |          1        0.01       96.52
          9 |          1        0.01       96.53
         11 |         11        0.11       96.64
         15 |          2        0.02       96.66
         22 |          2        0.02       96.68
         23 |          1        0.01       96.69
         31 |          1        0.01       96.70
         46 |          2        0.02       96.72
         52 |          2        0.02       96.74
         53 |          2        0.02       96.76
         59 |          1        0.01       96.77
         61 |          1        0.01       96.78
         71 |          9        0.09       96.87
         72 |         11        0.11       96.98
         74 |          1        0.01       96.99
         76 |         15        0.15       97.14
         79 |          4        0.04       97.18
         83 |          1        0.01       97.19
         89 |          1        0.01       97.20
         92 |          2        0.02       97.22
         98 |          2        0.02       97.24
         99 |        224        2.24       99.48
          . |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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