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

RELATION TO |
   JUNCTION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      7,179       71.79       71.79
          2 |      1,887       18.87       90.66
          3 |        430        4.30       94.96
          4 |         87        0.87       95.83
          5 |         55        0.55       96.38
          6 |         53        0.53       96.91
          7 |          8        0.08       96.99
          9 |         73        0.73       97.72
         10 |         26        0.26       97.98
         11 |          9        0.09       98.07
         12 |          3        0.03       98.10
         13 |         88        0.88       98.98
         15 |         88        0.88       99.86
         99 |         14        0.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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