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

RELATION TO |
    ROADWAY |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,363       63.63       63.63
          2 |        682        6.82       70.45
          3 |        354        3.54       73.99
          4 |      1,076       10.76       84.75
          5 |        128        1.28       86.03
          6 |      1,329       13.29       99.32
          7 |         16        0.16       99.48
          8 |         41        0.41       99.89
          9 |         11        0.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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