2-3,,,, Fatalities in Motor Vehicle Crashes by Vehicles and by Number of Vehicles and by Alcohol Involvement: 2006,,,, Crash Category,Fatalities in categorya,Alcohol involve-mentb,Percentc, Occupants,"36,902","14,861",40, Single-vehicle crashes,"18,909","9,433",50, Two-vehicle crashes,"15,013","4,508",30, More than two-vehicle crashes,"2,980",920,31, Pedestrians,"4,784","2,367",49, Single-vehicle crashes,"4,327","2,108",49, Multiple-vehicle crashes,457,258,56, Pedalcyclists,773,302,39, Single-vehicle crashes,732,285,39, Multiple-vehicle crashes,41,17,41, Others/unknown,183,72,39, Total ,"42,642","17,602",41, a Fatalities in all crashes whether or not alcohol was involved.,,,, b Fatalities in crashes that involve alcohol.,,, c Percentage of all crash fatalities in category that involve alcohol.,,, Notes: Numbers may not add to totals due to rounding. ,,, A motor vehicle crash is considered to be alcohol-related if at least one driver or nonoccupant (such as a pedestrian or pedalcyclist) involved in the crash is determined to have had a blood alcohol concentration of 0.01 grams per deciliter or greater. ,,, The National Highway Traffic Safety Administration estimates alcohol involvement when test results are unknown.,,, "Source: U.S. Department of Transportation, National Highway Traffic Safety Administration, Fatality Analysis Reporting System (FARS) database, personal communication, October 2007.",,,