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

  VIOLATION |
   CHARGE 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,629       96.29       96.29
          1 |          5        0.05       96.34
          3 |          1        0.01       96.35
          4 |          1        0.01       96.36
          5 |          2        0.02       96.38
          7 |          2        0.02       96.40
          8 |          1        0.01       96.41
         11 |         16        0.16       96.57
         15 |          1        0.01       96.58
         19 |          3        0.03       96.61
         21 |          1        0.01       96.62
         22 |          5        0.05       96.67
         23 |          5        0.05       96.72
         31 |          5        0.05       96.77
         37 |          1        0.01       96.78
         42 |          2        0.02       96.80
         46 |          2        0.02       96.82
         52 |          3        0.03       96.85
         71 |          9        0.09       96.94
         72 |         11        0.11       97.05
         74 |          4        0.04       97.09
         75 |          5        0.05       97.14
         76 |          6        0.06       97.20
         79 |          4        0.04       97.24
         82 |          1        0.01       97.25
         83 |          3        0.03       97.28
         89 |          2        0.02       97.30
         92 |          2        0.02       97.32
         98 |          2        0.02       97.34
         99 |        187        1.87       99.21
          . |         79        0.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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