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

HIT AND RUN |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,413       94.13       94.13
          1 |        144        1.44       95.57
          2 |        422        4.22       99.79
          3 |         21        0.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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