2022 | Democratic | 3,085,697 | 40.5% | | Republican | 4,528,811 | 59.5% | |
2018 | Democratic | 3,872,540 | 48.3% | | Republican | 4,152,221 | 51.7% | | Other | 297 | 0.0% | |
2014 | Democratic | 2,337,727 | 41.1% | | Republican | 3,353,897 | 58.9% | |
2010 | Democratic | 2,015,579 | 38.9% | | Republican | 2,967,052 | 57.3% | | Other | 193,151 | 3.7% | |
2006 | Democratic | 2,479,861 | 53.5% | | Republican | 2,151,232 | 46.5% | |
2000 | Democratic | 2,336,117 | 41.0% | | Republican | 3,363,705 | 59.0% | |
1998 | Democratic | 2,195,283 | 56.5% | | Republican | 1,687,712 | 43.5% | |
1994 | Democratic | 2,070,604 | 51.7% | | Republican | 1,933,570 | 48.3% | | Other | 882 | 0.0% | |
1990 | Democratic | 1,469,541 | 42.8% | | Republican | 1,965,216 | 57.2% | |
1986 | Democratic | 2,001,936 | 60.9% | | Republican | 1,282,707 | 39.1% | |
1978 | Democratic | 1,758,435 | 74.8% | | Republican | 591,730 | 25.2% | |
1970 | Democratic | 869,510 | 54.6% | | Republican | 723,755 | 45.4% | |
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