Table 4,,,, Fatalities in Motor Vehicle Crashes by Vehicles ,,,, and by Alcohol Involvement: 2004,,,, Number of vehicles,Fatalitiesa,Alcohol involve-mentb,Percentc, Occupants,"37,142","14,195",38, Single-vehicle crashes,"18,288","8,808",48, Two-vehicle crashes,"15,737","4,492",29, More than two-vehicle crashes,"3,117",896,29, Pedestrians,"4,641","2,211",48, Single-vehicle crashes,"4,207","1,976",47, Multiple-vehicle crashes,434,234,54, Pedalcyclists,725,249,34, Single-vehicle crashes,697,237,34, Multiple-vehicle crashes,28,11,39, Others/unknown,128,39,30, Total ,"42,636","16,694",39, a Fatalities in all crashes.,,, b Fatalities in crashes that involve alcohol.,,, c Percentage of all crash fatalities 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 2005.",,,