Frequencies for first 10,000 rows of towaway variable in vehicle dataset :

     MANNER |
    LEAVING |
      SCENE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,240       12.40       12.40
          2 |      8,568       85.68       98.08
          3 |         42        0.42       98.50
          9 |        150        1.50      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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