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

  VIOLATION |
   CHARGE 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,581       95.81       95.81
          1 |          3        0.03       95.84
          2 |         23        0.23       96.07
          3 |          2        0.02       96.09
          4 |          3        0.03       96.12
          5 |          2        0.02       96.14
          7 |         13        0.13       96.27
          9 |          3        0.03       96.30
         11 |         64        0.64       96.94
         12 |          8        0.08       97.02
         15 |          2        0.02       97.04
         18 |          2        0.02       97.06
         19 |          1        0.01       97.07
         21 |          1        0.01       97.08
         23 |          9        0.09       97.17
         31 |          5        0.05       97.22
         32 |          1        0.01       97.23
         37 |          3        0.03       97.26
         38 |          1        0.01       97.27
         41 |          1        0.01       97.28
         42 |          8        0.08       97.36
         46 |         10        0.10       97.46
         52 |          5        0.05       97.51
         53 |          1        0.01       97.52
         58 |          3        0.03       97.55
         61 |          3        0.03       97.58
         71 |          7        0.07       97.65
         72 |         13        0.13       97.78
         73 |          1        0.01       97.79
         74 |          7        0.07       97.86
         75 |          6        0.06       97.92
         76 |         11        0.11       98.03
         79 |          3        0.03       98.06
         83 |         10        0.10       98.16
         89 |          1        0.01       98.17
         93 |          2        0.02       98.19
         99 |        129        1.29       99.48
          . |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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