Frequencies for hit_run variable in accident dataset :

Hit-and-Run |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        425       87.45       87.45
          1 |          4        0.82       88.27
          2 |         56       11.52       99.79
          3 |          1        0.21      100.00
------------+-----------------------------------
      Total |        486      100.00

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