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

      CRASH |
  AVOIDANCE |
   MANEUVER |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,878       38.78       38.78
          1 |        558        5.58       44.36
          2 |        129        1.29       45.65
          3 |        226        2.26       47.91
          4 |      1,200       12.00       59.91
          5 |        564        5.64       65.55
          6 |         53        0.53       66.08
          8 |      3,392       33.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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