Frequencies for first 10,000 rows of impact2 variable in vehicle dataset :

    Area of |
    Impact- |
       Most |
    Damaged |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        715        7.15        7.15
          1 |        270        2.70        9.85
          2 |         93        0.93       10.78
          3 |        396        3.96       14.74
          4 |         76        0.76       15.50
          5 |         57        0.57       16.07
          6 |        513        5.13       21.20
          7 |         56        0.56       21.76
          8 |         75        0.75       22.51
          9 |        521        5.21       27.72
         10 |        153        1.53       29.25
         11 |        307        3.07       32.32
         12 |      5,151       51.51       83.83
         13 |        112        1.12       84.95
         14 |        144        1.44       86.39
         18 |         28        0.28       86.67
         61 |        177        1.77       88.44
         62 |         87        0.87       89.31
         63 |         32        0.32       89.63
         81 |        137        1.37       91.00
         82 |         75        0.75       91.75
         83 |         32        0.32       92.07
         98 |        396        3.96       96.03
         99 |        397        3.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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