In 2012, there were 4,104 collisions involving motorcycles or mopeds in Indiana, a 15.6 percent increase from 2011. Fatal motorcycle collisions increased even more steeply (24.8 percent). Indiana fatal collisions involving motor cycles (146) resulted in 151 fatalities (all motorcycle or moped riders), representing a 28 percent increase in motorcycle fatalities from 2011 to 2012. Based on data from the Indiana Automated Reporting and Information Exchange System (ARIES) as of April 9, 2013, this factsheet summarizes general aspects of motorcycle collisions, selected demographic characteristics of persons involved, license types and status, helmet use, the incidence of alcohol impairment, and geographical locations of collisions.