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

    ROADWAY |
    PROFILE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      7,472       74.72       74.72
          2 |      2,051       20.51       95.23
          3 |         84        0.84       96.07
          4 |         15        0.15       96.22
          9 |        378        3.78      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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