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

RELATION TO |
   JUNCTION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,958       69.58       69.58
          2 |      1,818       18.18       87.76
          3 |        531        5.31       93.07
          4 |         75        0.75       93.82
          5 |         80        0.80       94.62
          6 |         40        0.40       95.02
          7 |          5        0.05       95.07
          8 |        146        1.46       96.53
          9 |         47        0.47       97.00
         10 |         45        0.45       97.45
         11 |         16        0.16       97.61
         12 |          7        0.07       97.68
         13 |        115        1.15       98.83
         14 |          1        0.01       98.84
         15 |        107        1.07       99.91
         19 |          1        0.01       99.92
         99 |          8        0.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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