Frequencies for first 10,000 rows of man_coll variable in accident dataset :

  Manner of |
  Collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,432       64.32       64.32
          1 |        571        5.71       70.03
          2 |        824        8.24       78.27
          6 |      1,840       18.40       96.67
          7 |        184        1.84       98.51
          8 |        108        1.08       99.59
          9 |          7        0.07       99.66
         10 |          1        0.01       99.67
         11 |         16        0.16       99.83
         98 |          1        0.01       99.84
         99 |         16        0.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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