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

 fatalities |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,113       91.13       91.13
          2 |        721        7.21       98.34
          3 |        116        1.16       99.50
          4 |         33        0.33       99.83
          5 |         10        0.10       99.93
          6 |          3        0.03       99.96
          7 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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