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

Relation to |
   Junction |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      7,524       75.24       75.24
          2 |      1,877       18.77       94.01
          3 |        146        1.46       95.47
          4 |        129        1.29       96.76
          5 |        310        3.10       99.86
          9 |         14        0.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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