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

RELATION TO |
   JUNCTION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,826       68.26       68.26
          2 |      1,804       18.04       86.30
          3 |        682        6.82       93.12
          4 |        134        1.34       94.46
          5 |         48        0.48       94.94
          6 |         59        0.59       95.53
          7 |         17        0.17       95.70
          9 |         60        0.60       96.30
         10 |         42        0.42       96.72
         11 |         23        0.23       96.95
         12 |          5        0.05       97.00
         13 |        154        1.54       98.54
         15 |        140        1.40       99.94
         99 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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