2022 | Democratic | 1,683,216 | 41.3% | | Republican | 2,397,207 | 58.7% | |
2018 | Democratic | 2,006,204 | 46.3% | | Republican | 2,152,769 | 49.7% | | Other | 175,790 | 4.1% | |
2014 | Democratic | 1,149,305 | 38.3% | | Republican | 1,711,927 | 57.0% | | Independent | 143,363 | 4.8% | |
2010 | Democratic | 1,683,319 | 44.9% | | Republican | 1,882,005 | 50.2% | | Other | 182,534 | 4.9% | |
2006 | Democratic | 1,891,874 | 49.4% | | Republican | 1,940,665 | 50.6% | |
2002 | Democratic | 1,114,957 | 35.7% | | Republican | 2,010,022 | 64.3% | |
1998 | Democratic | 1,191,250 | 37.6% | | Republican | 1,975,793 | 62.4% | |
1994 | Democratic | 1,337,558 | 41.5% | | Republican | 1,883,852 | 58.5% | |
1990 | Democratic | 1,768,343 | 52.8% | | Republican | 1,580,497 | 47.2% | |
1986 | Democratic | 2,005,306 | 66.5% | | Republican | 1,012,037 | 33.5% | |
1982 | Democratic | 1,692,670 | 52.2% | | Republican | 1,550,227 | 47.8% | |
1978 | Democratic | 1,455,219 | 55.3% | | Republican | 1,177,329 | 44.7% | |
1974 | Democratic | 1,561,709 | 55.7% | | Republican | 1,242,459 | 44.3% | |
1970 | Democratic | 1,484,610 | 50.9% | | Republican | 1,434,105 | 49.1% | |
1966 | Democratic | 1,196,780 | 43.9% | | Republican | 1,527,673 | 56.1% | |
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