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

 fatalities |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      9,087       90.87       90.87
          2 |        709        7.09       97.96
          3 |        145        1.45       99.41
          4 |         41        0.41       99.82
          5 |         11        0.11       99.93
          6 |          2        0.02       99.95
          7 |          2        0.02       99.97
          8 |          1        0.01       99.98
         11 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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