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

RELATION TO |
    ROADWAY |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,903       59.03       59.03
          2 |        698        6.98       66.01
          3 |        467        4.67       70.68
          4 |      2,114       21.14       91.82
          5 |        191        1.91       93.73
          6 |        475        4.75       98.48
          7 |         34        0.34       98.82
          8 |         28        0.28       99.10
         10 |         13        0.13       99.23
         11 |          5        0.05       99.28
         99 |         72        0.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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