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

  Manner of |
  Collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,916       49.16       49.16
          1 |        686        6.86       56.02
          2 |      1,627       16.27       72.29
          3 |          2        0.02       72.31
          4 |      2,531       25.31       97.62
          5 |        139        1.39       99.01
          6 |         75        0.75       99.76
          9 |         24        0.24      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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