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

Relation to |
    Roadway |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,339       63.39       63.39
          2 |        711        7.11       70.50
          3 |        293        2.93       73.43
          4 |      1,364       13.64       87.07
          5 |        240        2.40       89.47
          6 |        952        9.52       98.99
          7 |         32        0.32       99.31
          8 |         43        0.43       99.74
          9 |         26        0.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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