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

  MANNER OF |
  COLLISION |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,981       49.81       49.81
          1 |        759        7.59       57.40
          2 |      1,378       13.78       71.18
          3 |         79        0.79       71.97
          4 |        257        2.57       74.54
          5 |      1,669       16.69       91.23
          6 |        176        1.76       92.99
          7 |        401        4.01       97.00
          8 |        190        1.90       98.90
          9 |         11        0.11       99.01
         11 |         48        0.48       99.49
         99 |         51        0.51      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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