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

RELATION TO |
   JUNCTION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,931       69.31       69.31
          2 |      1,821       18.21       87.52
          3 |        629        6.29       93.81
          4 |         93        0.93       94.74
          5 |         99        0.99       95.73
          6 |         44        0.44       96.17
          7 |         10        0.10       96.27
          8 |        114        1.14       97.41
          9 |         18        0.18       97.59
         10 |         29        0.29       97.88
         11 |         15        0.15       98.03
         12 |          2        0.02       98.05
         13 |         90        0.90       98.95
         15 |         93        0.93       99.88
         19 |          3        0.03       99.91
         99 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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