Frequencies for first 10,000 rows of violchg1 variable in vehicle dataset :

  VIOLATION |
   CHARGE 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,824       88.24       88.24
          1 |        230        2.30       90.54
          2 |         17        0.17       90.71
          3 |          1        0.01       90.72
          4 |        113        1.13       91.85
          5 |          3        0.03       91.88
          7 |         40        0.40       92.28
         11 |        310        3.10       95.38
         12 |          2        0.02       95.40
         15 |          2        0.02       95.42
         18 |          2        0.02       95.44
         19 |          1        0.01       95.45
         22 |          5        0.05       95.50
         23 |         47        0.47       95.97
         31 |         20        0.20       96.17
         37 |         17        0.17       96.34
         41 |          1        0.01       96.35
         42 |         30        0.30       96.65
         45 |          1        0.01       96.66
         46 |         67        0.67       97.33
         52 |         15        0.15       97.48
         53 |          5        0.05       97.53
         58 |          5        0.05       97.58
         59 |          1        0.01       97.59
         61 |          7        0.07       97.66
         69 |          1        0.01       97.67
         71 |          8        0.08       97.75
         72 |         10        0.10       97.85
         73 |          2        0.02       97.87
         74 |          1        0.01       97.88
         75 |          8        0.08       97.96
         76 |         12        0.12       98.08
         79 |          2        0.02       98.10
         81 |          1        0.01       98.11
         82 |          1        0.01       98.12
         83 |          5        0.05       98.17
         86 |          1        0.01       98.18
         89 |          2        0.02       98.20
         93 |          1        0.01       98.21
         98 |          2        0.02       98.23
         99 |        125        1.25       99.48
          . |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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