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

  VIOLATION |
   CHARGE 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,674       86.74       86.74
          1 |        281        2.81       89.55
          2 |          5        0.05       89.60
          3 |         11        0.11       89.71
          4 |         82        0.82       90.53
          5 |          2        0.02       90.55
          7 |         29        0.29       90.84
          8 |          2        0.02       90.86
          9 |          2        0.02       90.88
         11 |        256        2.56       93.44
         12 |          1        0.01       93.45
         15 |          1        0.01       93.46
         18 |          1        0.01       93.47
         19 |          9        0.09       93.56
         21 |          1        0.01       93.57
         22 |         14        0.14       93.71
         23 |         41        0.41       94.12
         29 |          3        0.03       94.15
         31 |         24        0.24       94.39
         32 |          1        0.01       94.40
         33 |          2        0.02       94.42
         37 |         15        0.15       94.57
         38 |          2        0.02       94.59
         39 |          2        0.02       94.61
         42 |         27        0.27       94.88
         43 |          1        0.01       94.89
         45 |          1        0.01       94.90
         46 |         76        0.76       95.66
         49 |          3        0.03       95.69
         52 |         37        0.37       96.06
         53 |          7        0.07       96.13
         58 |          2        0.02       96.15
         59 |          2        0.02       96.17
         61 |         14        0.14       96.31
         71 |         16        0.16       96.47
         72 |         19        0.19       96.66
         73 |          2        0.02       96.68
         74 |          4        0.04       96.72
         75 |         19        0.19       96.91
         76 |          6        0.06       96.97
         79 |          6        0.06       97.03
         81 |          4        0.04       97.07
         82 |          2        0.02       97.09
         83 |          7        0.07       97.16
         86 |          2        0.02       97.18
         89 |          7        0.07       97.25
         91 |          1        0.01       97.26
         92 |          1        0.01       97.27
         98 |          4        0.04       97.31
         99 |        190        1.90       99.21
          . |         79        0.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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