Frequencies for pedcgp variable in pbtype dataset :

 Pedestrian |
Crash Group |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        640       11.90       11.90
        100 |        660       12.28       24.18
        200 |         56        1.04       25.22
        310 |         60        1.12       26.34
        340 |         25        0.47       26.80
        350 |         54        1.00       27.81
        400 |        509        9.47       37.28
        460 |         13        0.24       37.52
        500 |         25        0.47       37.98
        600 |        284        5.28       43.27
        720 |         42        0.78       44.05
        740 |        470        8.74       52.79
        750 |      1,582       29.43       82.22
        790 |        233        4.33       86.55
        800 |        111        2.06       88.62
        910 |        168        3.12       91.74
        990 |        444        8.26      100.00
------------+-----------------------------------
      Total |      5,376      100.00

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