Frequencies for first 10,000 rows of fatals variable in accident dataset :

 fatalities |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,043       90.43       90.43
          2 |        756        7.56       97.99
          3 |        145        1.45       99.44
          4 |         34        0.34       99.78
          5 |         11        0.11       99.89
          6 |          7        0.07       99.96
          7 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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