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

  manner of |
  collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,535       65.35       65.35
          1 |        639        6.39       71.74
          2 |        829        8.29       80.03
          6 |      1,688       16.88       96.91
          7 |        168        1.68       98.59
          8 |         84        0.84       99.43
          9 |         13        0.13       99.56
         11 |         14        0.14       99.70
         98 |          4        0.04       99.74
         99 |         26        0.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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