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

  VIOLATION |
   CHARGE 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,704       97.04       97.04
          1 |          6        0.06       97.10
          3 |          1        0.01       97.11
          4 |          1        0.01       97.12
          7 |          3        0.03       97.15
         11 |         21        0.21       97.36
         15 |          1        0.01       97.37
         18 |          1        0.01       97.38
         22 |          1        0.01       97.39
         23 |          3        0.03       97.42
         31 |          1        0.01       97.43
         37 |          2        0.02       97.45
         46 |          3        0.03       97.48
         51 |          1        0.01       97.49
         52 |          1        0.01       97.50
         61 |          1        0.01       97.51
         71 |          4        0.04       97.55
         72 |          8        0.08       97.63
         73 |          1        0.01       97.64
         74 |          1        0.01       97.65
         75 |          1        0.01       97.66
         76 |         10        0.10       97.76
         79 |          2        0.02       97.78
         83 |          3        0.03       97.81
         89 |          1        0.01       97.82
         92 |          5        0.05       97.87
         99 |        151        1.51       99.38
          . |         62        0.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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