Frequencies for first 10,000 rows of intent variable in nhamcsed2014 dataset :

                   Is this |
 injury/overdose/poisoning |
              intentional? |      Freq.     Percent        Cum.
---------------------------+-----------------------------------
                     Blank |      7,558       75.58       75.58
                   Unknown |         16        0.16       75.74
       Yes, self-inflicted |         52        0.52       76.26
              Yes, assault |        185        1.85       78.11
         No, unintentional |      2,175       21.75       99.86
Questionable injury status |         14        0.14      100.00
---------------------------+-----------------------------------
                     Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017