Dave Leip's Atlas of U.S. Presidential Elections

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2018	Democratic	441,925	38.0%
	Republican	720,077	62.0%

2010	Democratic	464,310	45.5%
	Republican	555,740	54.5%

2006	Democratic	474,221	52.0%
	Republican	437,081	48.0%

2002	Democratic	586,871	58.1%
	Republican	422,713	41.9%

1998	Democratic	427,961	50.2%
	Republican	425,327	49.8%

1994	Democratic	472,861	49.3%
	Republican	486,026	50.7%