Frequencies for first 10,000 rows of intent variable in namcs2015 dataset :

    Is this |
injury/pois |
      oning |
unintention |
      al or |
intentional |
          ? |      Freq.     Percent        Cum.
------------+-----------------------------------
         -9 |      9,232       92.32       92.32
         -8 |         15        0.15       92.47
          1 |          9        0.09       92.56
          2 |        718        7.18       99.74
          4 |         26        0.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017