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

     MANNER |
    LEAVING |
      SCENE |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,257       12.57       12.57
          2 |      8,545       85.45       98.02
          3 |         26        0.26       98.28
          9 |        172        1.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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