2022 | Democratic | 3,553,656 | 43.9% | | Republican | 4,437,099 | 54.8% | | Other | 112,153 | 1.4% | |
2018 | Democratic | 3,546,615 | 42.5% | | Republican | 4,656,196 | 55.8% | | Other | 140,632 | 1.7% | |
2014 | Democratic | 1,835,596 | 38.9% | | Republican | 2,796,547 | 59.3% | | Other | 86,125 | 1.8% | |
2010 | Democratic | 2,106,395 | 42.3% | | Republican | 2,737,481 | 55.0% | | Other | 135,994 | 2.7% | |
2006 | Democratic | 1,310,353 | 29.8% | | Republican | 1,716,803 | 39.0% | | Independent | 797,577 | 18.1% | | Other | 574,335 | 13.1% | |
2002 | Democratic | 1,819,843 | 40.0% | | Republican | 2,632,541 | 57.8% | | Other | 101,595 | 2.2% | |
1998 | Democratic | 1,165,592 | 31.2% | | Republican | 2,550,821 | 68.2% | | Other | 21,665 | 0.6% | |
1994 | Democratic | 2,016,928 | 45.9% | | Republican | 2,350,994 | 53.5% | | Other | 28,320 | 0.6% | |
1990 | Democratic | 1,925,670 | 49.5% | | Republican | 1,826,431 | 46.9% | | Other | 140,645 | 3.6% | |
1986 | Democratic | 1,584,515 | 46.0% | | Republican | 1,813,779 | 52.7% | | Other | 43,166 | 1.3% | |
1982 | Democratic | 1,697,870 | 53.2% | | Republican | 1,465,937 | 45.9% | | Other | 27,284 | 0.9% | |
1978 | Democratic | 1,166,919 | 49.2% | | Republican | 1,184,274 | 50.0% | | Other | 18,837 | 0.8% | |
1964 | Democratic | 1,877,793 | 73.8% | | Republican | 661,675 | 26.0% | | Other | 5,257 | 0.2% | |
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