2022	Democratic	917,074	47.0%
	Republican	850,347	43.5%
	Independent	168,431	8.6%
	Other	17,031	0.9%

2018	Democratic	934,498	50.1%
	Republican	814,988	43.7%
	Independent	53,392	2.9%
	Other	64,119	3.4%

2016	Democratic	985,027	50.6%
	Republican	845,609	43.5%
	Other	115,410	5.9%

2014	Democratic	733,230	49.9%
	Republican	648,542	44.1%
	Other	87,945	6.0%

2010	Democratic	716,525	49.3%
	Republican	694,287	47.8%
	Other	42,736	2.9%

2006	Democratic	699,786	50.7%
	Republican	589,748	42.8%
	Other	89,941	6.5%

2002	Democratic	618,004	49.0%
	Republican	581,785	46.2%
	Other	60,708	4.8%

1998	Democratic	717,061	64.4%
	Republican	334,001	30.0%
	Other	62,036	5.6%

1994	Democratic	622,083	50.9%
	Republican	517,874	42.4%
	Other	81,053	6.6%

1990	Democratic	508,749	45.7%
	Republican	444,646	40.0%
	Independent	144,062	12.9%
	Other	15,390	1.4%

1986	Democratic	549,456	51.9%
	Republican	506,986	47.8%
	Other	3,188	0.3%

1982	Democratic	374,316	35.9%
	Republican	639,841	61.4%
	Other	27,852	2.7%

1978	Democratic	409,411	44.9%
	Republican	498,452	54.7%
	Other	3,280	0.4%

1974	Democratic	444,812	57.7%
	Republican	324,751	42.1%
	Other	1,011	0.1%

1970	Democratic	293,892	44.1%
	Republican	369,964	55.5%
	Other	2,538	0.4%

1966	Democratic	305,008	44.7%
	Republican	377,346	55.3%
	Other	508	0.1%

1962	Democratic	265,359	41.6%
	Republican	345,497	54.2%
	Independent	26,142	4.1%
	Other	409	0.1%

1958	Democratic	267,934	44.7%
	Republican	331,900	55.3%
	Other	160	0.0%

1956	Democratic	369,439	50.5%
	Republican	361,840	49.5%

1954	Democratic	244,179	43.1%
	Republican	322,522	56.9%

1950	Democratic	171,750	33.9%
	Republican	334,160	66.1%

1946	Democratic	106,474	30.9%
	Republican	237,681	69.1%

1942	Democratic	62,561	22.1%
	Republican	220,188	77.9%
	Other	13	0.0%

1938	Democratic	158,744	42.6%
	Republican	214,062	57.4%
	Other	57	0.0%

1934	Democratic	116,677	38.6%
	Republican	86,923	28.7%
	Independent	95,519	31.6%
	Other	3,275	1.1%

1930	Democratic	62,434	25.1%
	Republican	46,480	18.7%
	Independent	135,608	54.6%
	Other	3,911	1.6%

1926	Democratic	93,470	41.4%
	Republican	120,073	53.1%
	Independent	12,402	5.5%

1922	Democratic	133,969	57.5%
	Republican	99,164	42.5%

1918	Democratic	65,440	42.8%
	Republican	81,067	53.0%
	Independent	6,480	4.2%

1914	Democratic	94,594	38.1%
	Republican	121,037	48.8%
	Independent	14,284	5.8%
	Other	18,137	7.3%

1910	Democratic	54,853	46.6%
	Republican	48,751	41.4%
	Independent	8,040	6.8%
	Other	6,046	5.1%

1906	Democratic	46,002	47.6%
	Republican	43,508	45.0%
	Independent	4,468	4.6%
	Other	2,737	2.8%

1902	Democratic	41,857	46.2%
	Republican	41,611	45.9%
	Independent	3,711	4.1%
	Other	3,483	3.8%

1898	Democratic	34,542	40.8%
	Republican	45,093	53.2%
	Independent	2,878	3.4%
	Other	2,219	2.6%

1894	Democratic	17,865	20.4%
	Republican	41,139	46.9%
	Independent	26,723	30.5%
	Other	1,982	2.3%

1890	Democratic	38,920	53.5%
	Republican	33,765	46.5%

1886	Democratic	27,901	50.9%
	Republican	24,199	44.1%
	Independent	2,727	5.0%
	Other	4	0.0%

1882	Democratic	20,029	48.2%
	Republican	21,481	51.7%
	Other	3	0.0%

1878	Democratic	16,201	48.0%
	Republican	16,132	47.8%
	Independent	1,434	4.2%

1874	Democratic	9,713	38.2%
	Republican	9,163	36.1%
	Independent	6,532	25.7%

1870	Democratic	11,726	51.4%
	Republican	11,096	48.6%

1866	Democratic	10,044	49.3%
	Republican	10,316	50.7%