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

  Manner of |
  Collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,063       50.63       50.63
          1 |        716        7.16       57.79
          2 |      1,825       18.25       76.04
          3 |          4        0.04       76.08
          4 |      2,103       21.03       97.11
          5 |        150        1.50       98.61
          6 |        114        1.14       99.75
          9 |         25        0.25      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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