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

      CRASH |
  AVOIDANCE |
   MANUEVER |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,106       41.06       41.06
          1 |        827        8.27       49.33
          2 |        165        1.65       50.98
          3 |         45        0.45       51.43
          4 |      1,175       11.75       63.18
          5 |        601        6.01       69.19
          6 |         55        0.55       69.74
          8 |      3,026       30.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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