2020	Democratic	287,021	33.0%
	Republican	554,119	63.7%
	Independent	2,808	0.3%
	Other	26,395	3.0%

2016	Democratic	189,765	27.5%
	Republican	409,055	59.2%
	Independent	46,476	6.7%
	Other	45,137	6.5%

2012	Democratic	212,787	32.4%
	Republican	420,911	64.1%
	Other	23,044	3.5%

2008	Democratic	236,440	35.9%
	Republican	403,012	61.2%
	Other	19,002	2.9%

2004	Democratic	181,098	30.3%
	Republican	409,235	68.4%
	Other	8,114	1.4%

2000	Democratic	138,637	27.6%
	Republican	336,937	67.2%
	Independent	12,292	2.5%
	Other	13,755	2.7%

1996	Democratic	165,443	33.6%
	Republican	256,595	52.2%
	Independent	62,518	12.7%
	Other	7,163	1.5%

1992	Democratic	137,013	28.4%
	Republican	202,645	42.0%
	Independent	130,395	27.0%
	Other	12,089	2.5%

1988	Democratic	147,272	36.0%
	Republican	253,881	62.1%
	Other	7,815	1.9%

1984	Democratic	108,510	26.4%
	Republican	297,523	72.4%
	Other	5,111	1.2%

1980	Democratic	110,192	25.2%
	Republican	290,699	66.5%
	Independent	27,058	6.2%
	Other	9,482	2.2%

1976	Democratic	126,549	37.1%
	Republican	204,151	59.9%
	Other	10,232	3.0%

1972	Democratic	80,826	26.0%
	Republican	199,384	64.2%
	Other	30,169	9.7%

1968	Democratic	89,273	30.7%
	Republican	165,369	56.8%
	Independent	36,541	12.5%

1964	Democratic	148,920	50.9%
	Republican	143,557	49.1%
	Independent	0	0.0%

1960	Democratic	138,853	46.2%
	Republican	161,597	53.8%
	Independent	0	0.0%

1956	Democratic	105,868	38.8%
	Republican	166,979	61.2%
	Independent	0	0.0%
	Other	142	0.1%

1952	Democratic	95,081	34.4%
	Republican	180,707	65.4%
	Other	466	0.2%

1948	Democratic	107,370	50.0%
	Republican	101,514	47.3%
	Independent	0	0.0%
	Other	5,932	2.8%

1944	Democratic	107,399	51.6%
	Republican	100,137	48.1%
	Other	785	0.4%

1940	Democratic	127,842	54.4%
	Republican	106,553	45.3%
	Other	773	0.3%

1936	Democratic	125,683	63.0%
	Republican	66,256	33.2%
	Other	7,678	3.8%

1932	Democratic	109,479	58.7%
	Republican	71,417	38.3%
	Other	5,729	3.1%

1928	Democratic	52,926	34.9%
	Republican	97,322	64.2%
	Other	1,293	0.9%

1924	Democratic	24,256	16.4%
	Republican	69,879	47.1%
	Independent	54,160	36.5%

1920	Democratic	46,579	34.3%
	Republican	88,975	65.6%
	Other	70	0.1%

1916	Democratic	70,054	52.0%
	Republican	55,368	41.1%
	Other	9,193	6.8%

1912	Democratic	33,921	32.1%
	Republican	32,810	31.0%
	Independent	25,527	24.1%
	Other	13,496	12.8%

1908	Democratic	36,162	37.2%
	Republican	52,621	54.1%
	Other	8,510	8.7%

1904	Democratic	18,480	25.5%
	Republican	47,783	65.8%
	Other	6,315	8.7%

1900	Democratic	29,414	50.8%
	Republican	27,198	47.0%
	Other	1,302	2.2%

1896	Democratic	23,135	78.1%
	Republican	6,314	21.3%
	Other	172	0.6%

1892	Democratic	0	0.0%
	Republican	8,599	44.3%
	Independent	10,520	54.2%
	Other	288	1.5%