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

  manner of |
  collision |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,330       53.30       53.30
          1 |        960        9.60       62.90
          2 |      1,208       12.08       74.98
          6 |      2,019       20.19       95.17
          7 |        265        2.65       97.82
          8 |        127        1.27       99.09
          9 |         18        0.18       99.27
         11 |         25        0.25       99.52
         99 |         48        0.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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