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

RELATION TO |
    ROADWAY |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,207       62.07       62.07
          2 |        673        6.73       68.80
          3 |        407        4.07       72.87
          4 |      1,197       11.97       84.84
          5 |         74        0.74       85.58
          6 |      1,276       12.76       98.34
          7 |         36        0.36       98.70
          8 |         42        0.42       99.12
          9 |         88        0.88      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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