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

Relation to |
   Junction |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      7,248       72.48       72.48
          2 |      2,019       20.19       92.67
          3 |        102        1.02       93.69
          4 |         79        0.79       94.48
          5 |        306        3.06       97.54
          6 |        109        1.09       98.63
          7 |        110        1.10       99.73
          9 |         27        0.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016