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

  MANNER OF |
  COLLISION |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,430       44.30       44.30
          1 |        983        9.83       54.13
          2 |      1,708       17.08       71.21
          4 |      2,465       24.65       95.86
          5 |        228        2.28       98.14
          6 |        135        1.35       99.49
          9 |         51        0.51      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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