2022	Democratic	1,345,685	54.5%
	Republican	1,119,949	45.4%
	Other	2,095	0.1%

2018	Democratic	1,328,502	52.3%
	Republican	1,109,093	43.6%
	Independent	103,610	4.1%
	Other	1,317	0.1%

2014	Democratic	901,450	47.0%
	Republican	879,022	45.9%
	Independent	94,065	4.9%
	Other	41,863	2.2%

2010	Democratic	999,396	49.1%
	Republican	928,935	45.6%
	Independent	105,678	5.2%
	Other	1,395	0.1%

2006	Democratic	1,049,432	49.1%
	Republican	943,989	44.2%
	Independent	78,522	3.7%
	Other	65,700	3.1%

2002	Democratic	974,345	44.5%
	Republican	1,040,740	47.6%
	Independent	104,799	4.8%
	Other	68,657	3.1%

1998	Democratic	817,607	42.2%
	Republican	928,156	47.9%
	Independent	192,898	10.0%

1994	Democratic	1,038,455	60.1%
	Republican	636,676	36.8%
	Other	54,009	3.1%

1990	Democratic	1,094,698	63.6%
	Republican	626,199	36.4%

1986	Democratic	911,986	66.5%
	Republican	459,927	33.5%

1982	Democratic	1,028,792	59.4%
	Republican	673,011	38.8%
	Other	31,422	1.8%

1978	Democratic	788,263	52.1%
	Republican	664,829	44.0%
	Other	59,031	3.9%

1974	Democratic	640,948	52.3%
	Republican	549,186	44.8%
	Other	35,593	2.9%

1970	Democratic	657,153	49.6%
	Republican	667,294	50.4%

1966	Democratic	695,256	55.0%
	Republican	567,897	45.0%

1962	Democratic	729,561	59.6%
	Republican	494,344	40.4%

1960	Democratic	891,391	59.3%
	Republican	612,190	40.7%

1958	Democratic	654,137	57.9%
	Republican	476,525	42.1%

1956	Democratic	723,739	51.9%
	Republican	670,278	48.1%

1954	Democratic	587,359	51.6%
	Republican	550,154	48.4%

1952	Democratic	605,680	43.9%
	Republican	773,913	56.1%

1950	Democratic	344,174	33.4%
	Republican	686,384	66.6%

1948	Democratic	447,028	37.7%
	Republican	740,078	62.3%

1946	Democratic	271,133	30.9%
	Republican	606,418	69.1%

1944	Democratic	342,342	30.4%
	Republican	784,424	69.6%