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

  Manner of |
  Collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,963       49.63       49.63
          1 |        929        9.29       58.92
          2 |      1,779       17.79       76.71
          4 |      2,125       21.25       97.96
          5 |        142        1.42       99.38
          6 |         50        0.50       99.88
          9 |         12        0.12      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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