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

  VIOLATION |
   CHARGE 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,566       95.66       95.66
          1 |          3        0.03       95.69
          2 |         25        0.25       95.94
          3 |          3        0.03       95.97
          4 |          2        0.02       95.99
          5 |          3        0.03       96.02
          7 |         20        0.20       96.22
         11 |         55        0.55       96.77
         12 |          1        0.01       96.78
         15 |          1        0.01       96.79
         18 |          1        0.01       96.80
         21 |          1        0.01       96.81
         22 |          1        0.01       96.82
         23 |          7        0.07       96.89
         24 |          1        0.01       96.90
         31 |          4        0.04       96.94
         37 |          3        0.03       96.97
         42 |          3        0.03       97.00
         46 |          7        0.07       97.07
         52 |          4        0.04       97.11
         53 |          5        0.05       97.16
         54 |          1        0.01       97.17
         61 |          1        0.01       97.18
         71 |         14        0.14       97.32
         72 |         14        0.14       97.46
         73 |          1        0.01       97.47
         74 |          4        0.04       97.51
         75 |          5        0.05       97.56
         76 |         20        0.20       97.76
         79 |          1        0.01       97.77
         83 |         11        0.11       97.88
         89 |          3        0.03       97.91
         92 |          1        0.01       97.92
         99 |        127        1.27       99.19
          . |         81        0.81      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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