MOTORCYCLE HELMET USE, 1994-2009 (1)
Year  Percent Year  Percent
1994 63% 2005 48%
1996 64 2006 51
1998 67 2007 58
2000 71 2008 63
2002 58 2009 67
2004 58    

(1) Based on surveys of motorcyclists using helmets meeting Department of Transportation standards. Surveys conducted in October for 1994-2000 and in June thereafter.

Source: U.S. Department of Transportation, National Occupant Protection Use Survey, National Highway Traffic Safety Administration's National Center for Statistics and Analysis.