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

  Extent of |
Deformation |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        304        3.04        3.04
          2 |      1,151       11.51       14.55
          4 |      1,384       13.84       28.39
          6 |      7,105       71.05       99.44
          9 |         56        0.56      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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