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

  Fatals in |
    Vehicle |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,309       43.09       43.09
          1 |      5,139       51.39       94.48
          2 |        463        4.63       99.11
          3 |         62        0.62       99.73
          4 |         18        0.18       99.91
          5 |          4        0.04       99.95
          6 |          2        0.02       99.97
          7 |          1        0.01       99.98
          8 |          1        0.01       99.99
         10 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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