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

       MOST |
    HARMFUL |
      EVENT |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,459       14.59       14.59
          2 |         95        0.95       15.54
          3 |         59        0.59       16.13
          5 |         37        0.37       16.50
          6 |          2        0.02       16.52
          7 |         11        0.11       16.63
          8 |      1,205       12.05       28.68
          9 |        159        1.59       30.27
         10 |         43        0.43       30.70
         11 |          6        0.06       30.76
         12 |      5,476       54.76       85.52
         13 |        147        1.47       86.99
         14 |         80        0.80       87.79
         15 |         11        0.11       87.90
         16 |          9        0.09       87.99
         17 |         26        0.26       88.25
         18 |         11        0.11       88.36
         19 |         29        0.29       88.65
         20 |          3        0.03       88.68
         21 |         25        0.25       88.93
         22 |          5        0.05       88.98
         23 |         24        0.24       89.22
         24 |         59        0.59       89.81
         25 |         20        0.20       90.01
         26 |          5        0.05       90.06
         27 |         16        0.16       90.22
         28 |          2        0.02       90.24
         29 |         45        0.45       90.69
         30 |        150        1.50       92.19
         31 |         18        0.18       92.37
         32 |         41        0.41       92.78
         33 |         13        0.13       92.91
         34 |         26        0.26       93.17
         35 |         40        0.40       93.57
         36 |          9        0.09       93.66
         37 |         21        0.21       93.87
         38 |         23        0.23       94.10
         39 |         40        0.40       94.50
         40 |          3        0.03       94.53
         42 |        448        4.48       99.01
         43 |         22        0.22       99.23
         45 |          7        0.07       99.30
         46 |         18        0.18       99.48
         99 |         52        0.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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