2022	Democratic	1,293,944	64.5%
	Republican	644,000	32.1%
	Other	67,279	3.4%

2018	Democratic	1,002,639	43.5%
	Republican	1,275,644	55.4%
	Other	26,229	1.1%

2014	Democratic	818,890	47.2%
	Republican	884,400	51.0%
	Other	29,887	1.7%

2010	Democratic	1,044,961	56.2%
	Republican	776,319	41.8%
	Other	36,600	2.0%

2006	Democratic	942,279	52.7%
	Republican	825,464	46.2%
	Other	20,573	1.2%

2002	Democratic	813,422	47.7%
	Republican	879,592	51.6%
	Other	13,165	0.8%

1998	Democratic	846,972	55.1%
	Republican	688,357	44.8%
	Other	649	0.0%

1994	Democratic	708,094	50.2%
	Republican	702,101	49.8%
	Other	105	0.0%

1990	Democratic	664,015	59.8%
	Republican	446,980	40.2%
	Other	134	0.0%

1986	Democratic	907,291	82.4%
	Republican	194,185	17.6%

1982	Democratic	705,910	62.0%
	Republican	432,826	38.0%
	Other	413	0.0%

1978	Democratic	718,328	71.0%
	Republican	293,635	29.0%

1974	Democratic	603,648	63.5%
	Republican	346,560	36.5%

1970	Democratic	639,579	65.7%
	Republican	314,336	32.3%
	Other	19,184	2.0%

1966	Democratic	373,543	40.6%
	Republican	455,318	49.5%
	Independent	90,899	9.9%

1962	Democratic	428,071	55.6%
	Republican	341,271	44.4%
	Other	5	0.0%

1958	Democratic	485,061	63.6%
	Republican	278,173	36.4%

1954	Democratic	319,033	45.5%
	Republican	381,451	54.5%

1950	Democratic	275,824	42.7%
	Republican	369,807	57.3%

1946	Democratic	268,084	54.7%
	Republican	221,752	45.3%

1942	Democratic	198,486	52.6%
	Republican	179,206	47.4%

1938	Democratic	308,372	54.6%
	Republican	242,095	42.9%
	Other	14,073	2.5%

1934	Democratic	247,664	48.3%
	Republican	253,813	49.5%
	Other	11,117	2.2%

1930	Democratic	283,639	56.0%
	Republican	216,864	42.8%
	Other	6,391	1.3%

1926	Democratic	207,435	57.9%
	Republican	148,145	41.4%
	Other	2,495	0.7%

1923	Democratic	177,872	56.0%
	Republican	137,471	43.3%
	Other	2,433	0.8%

1919	Democratic	112,240	49.1%
	Republican	112,075	49.0%
	Other	4,462	2.0%

1915	Democratic	119,317	49.2%
	Republican	118,136	48.7%
	Other	5,270	2.2%

1899	Democratic	128,409	51.1%
	Republican	116,286	46.3%
	Other	6,497	2.6%