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

RELATION TO |
    ROADWAY |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,935       59.35       59.35
          2 |        976        9.76       69.11
          3 |        468        4.68       73.79
          4 |      1,921       19.21       93.00
          5 |        228        2.28       95.28
          6 |        302        3.02       98.30
          7 |         23        0.23       98.53
          8 |         50        0.50       99.03
         10 |         12        0.12       99.15
         11 |          6        0.06       99.21
         99 |         79        0.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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