Figure 7: Light Conditions at Time of Crash by Crash Size, 2004-2008

Figure 7: Light Conditions at Time of Crash by Crash Size, 2004-2008

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(as a percent of fatal crashes by crash size)

Light conditions Single vehicle Two vehicle Multi- vehicle
Daylight 39.87 61.23 64.73
Dark 37.19 20.54 17.27
Dark but lighted 18.22 13.86 13.63
Dawn 1.88 1.87 2.09
Dusk 2.11 2.34 2.17

SOURCE: U.S. Department of Transportation, National Highway Traffic Safety Administration, FARS Database, as of December 2009.