Frequencies for first 10,000 rows of reljct1 variable in accident dataset :

relation to |
   junction |
     within |
interchange |
       area |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,436       94.36       94.36
          1 |        562        5.62       99.98
          8 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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