2022	Democratic	0	0.0%
	Republican	500,342	100.0%

2018	Democratic	263,982	39.4%
	Republican	406,632	60.6%

2014	Democratic	0	0.0%
	Republican	368,135	75.2%
	Independent	121,470	24.8%

2010	Democratic	141,564	30.2%
	Republican	326,431	69.8%

2006	Democratic	184,684	33.6%
	Republican	337,189	61.3%
	Other	27,987	5.1%

2002	Democratic	131,408	29.7%
	Republican	274,268	62.1%
	Other	36,258	8.2%

1998	Democratic	141,183	28.2%
	Republican	323,766	64.6%
	Other	36,441	7.3%

1994	Democratic	193,959	36.9%
	Republican	331,254	63.0%
	Other	528	0.1%

1990	Democratic	244,240	43.4%
	Republican	317,942	56.5%
	Other	364	0.1%

1986	Democratic	166,625	31.2%
	Republican	366,876	68.7%
	Other	180	0.0%

1982	Democratic	0	0.0%
	Republican	435,187	99.5%
	Other	2,359	0.5%

1978	Democratic	138,823	30.2%
	Republican	321,275	69.8%
	Other	80	0.0%

1974	Democratic	159,436	37.0%
	Republican	271,557	63.0%
	Other	20	0.0%

1970	Democratic	208,302	48.6%
	Republican	220,302	51.4%
	Other	8	0.0%

1966	Democratic	128,380	27.6%
	Republican	336,628	72.4%

1964	Democratic	203,436	37.3%
	Republican	342,172	62.7%
	Other	5	0.0%

1962	Democratic	143,387	32.6%
	Republican	296,238	67.4%
	Other	5	0.0%

1960	Democratic	209,070	36.3%
	Republican	367,075	63.7%
	Other	4	0.0%

1958	Democratic	164,436	41.0%
	Republican	236,505	59.0%

1936	Democratic	326,596	60.2%
	Republican	216,157	39.8%

1926	Democratic	188,048	48.6%
	Republican	199,093	51.4%

1924	Democratic	216,813	50.1%
	Republican	204,243	47.2%
	Independent	11,543	2.7%
	Other	2	0.0%