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

  Manner of |
  Collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,015       50.15       50.15
          1 |        667        6.67       56.82
          2 |      1,751       17.51       74.33
          4 |      2,288       22.88       97.21
          5 |        114        1.14       98.35
          6 |        151        1.51       99.86
          9 |         14        0.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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