Nunn, Samuel2017-03-062017-03-062014-05http://policyinstitute.iu.edu/Uploads/PublicationFiles/Motorcycles%202013%20fact%20sheet_FINAL%20072214.pdfhttps://hdl.handle.net/2450/11324After peak numbers of motorcycle collisions and fatal motorcycle collisions in 2012, the number of fatal collisions in 2013 decreased 23 percent, to 113 (from 146). Based on data from the Indiana Automated Reporting and Information Exchange System (ARIES) as of March 21, 2014, this fact sheet 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. The population of persons involved in motorcycle collisions comprises the operators (drivers) and passengers of motorcycles, mopeds, and other vehicles, and nonmotorists.Public safetyReport