Frequencies for first 10,000 rows of violchg2 variable in vehicle dataset :

  VIOLATION |
   CHARGE 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,368       93.68       93.68
          1 |         29        0.29       93.97
          2 |         14        0.14       94.11
          3 |          6        0.06       94.17
          4 |          6        0.06       94.23
          5 |          2        0.02       94.25
          6 |          2        0.02       94.27
          7 |         33        0.33       94.60
          8 |          6        0.06       94.66
          9 |          1        0.01       94.67
         11 |         97        0.97       95.64
         12 |          1        0.01       95.65
         15 |          4        0.04       95.69
         18 |          2        0.02       95.71
         19 |          5        0.05       95.76
         22 |          5        0.05       95.81
         23 |          8        0.08       95.89
         26 |          1        0.01       95.90
         31 |          1        0.01       95.91
         37 |          2        0.02       95.93
         42 |          5        0.05       95.98
         46 |         16        0.16       96.14
         49 |          2        0.02       96.16
         51 |          1        0.01       96.17
         52 |         18        0.18       96.35
         53 |          1        0.01       96.36
         59 |          1        0.01       96.37
         71 |         13        0.13       96.50
         72 |         14        0.14       96.64
         74 |          2        0.02       96.66
         75 |         25        0.25       96.91
         76 |         11        0.11       97.02
         79 |          6        0.06       97.08
         81 |          1        0.01       97.09
         82 |          1        0.01       97.10
         83 |         15        0.15       97.25
         89 |          3        0.03       97.28
         92 |          1        0.01       97.29
         98 |          5        0.05       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