2018 | Democratic | 380,166 | 37.1% | | Republican | 644,293 | 62.9% | |
2014 | Democratic | 320,862 | 38.5% | | Republican | 512,679 | 61.5% | |
2010 | Democratic | 0 | 0.0% | | Republican | 674,573 | 99.6% | | Other | 2,570 | 0.4% | |
2006 | Democratic | 267,270 | 32.7% | | Republican | 514,583 | 63.0% | | Other | 34,681 | 4.2% | |
2002 | Democratic | 342,525 | 42.6% | | Republican | 460,795 | 57.4% | |
1998 | Democratic | 430,541 | 59.3% | | Republican | 295,683 | 40.7% | |
1994 | Democratic | 469,564 | 58.6% | | Republican | 331,489 | 41.4% | |
1990 | Democratic | 373,804 | 49.7% | | Republican | 378,552 | 50.3% | |
1986 | Democratic | 245,626 | 30.9% | | Republican | 548,580 | 69.1% | |
1982 | Democratic | 0 | 0.0% | | Republican | 576,659 | 86.9% | | Other | 86,935 | 13.1% | |
1978 | Democratic | 0 | 0.0% | | Republican | 555,089 | 86.5% | | Other | 86,407 | 13.5% | |
1974 | Democratic | 266,520 | 36.5% | | Republican | 440,026 | 60.3% | | Other | 22,868 | 3.1% | |
1972 | Democratic | 275,661 | 34.0% | | Republican | 505,302 | 62.4% | | Other | 28,682 | 3.5% | |
1970 | Democratic | 264,883 | 40.0% | | Republican | 378,244 | 57.1% | | Other | 19,576 | 3.0% | |
1968 | Democratic | 289,631 | 37.8% | | Republican | 458,406 | 59.9% | | Other | 17,787 | 2.3% | |
1966 | Democratic | 255,764 | 41.5% | | Republican | 350,699 | 56.8% | | Other | 10,567 | 1.7% | |
1964 | Democratic | 357,196 | 46.2% | | Republican | 403,466 | 52.2% | | Other | 12,877 | 1.7% | |
1962 | Democratic | 251,175 | 42.8% | | Republican | 335,557 | 57.2% | | Other | 2 | 0.0% | |
1960 | Democratic | 370,912 | 44.4% | | Republican | 464,192 | 55.6% | |
1958 | Democratic | 315,959 | 48.8% | | Republican | 331,952 | 51.2% | |
1956 | Democratic | 346,798 | 44.3% | | Republican | 418,420 | 53.4% | | Other | 18,358 | 2.3% | |
1954 | Democratic | 239,695 | 41.6% | | Republican | 324,585 | 56.4% | | Other | 11,726 | 2.0% | |
1952 | Democratic | 310,471 | 39.0% | | Republican | 468,056 | 58.9% | | Other | 16,773 | 2.1% | |
1950 | Democratic | 234,901 | 41.3% | | Republican | 320,105 | 56.2% | | Other | 14,096 | 2.5% | |
1914 | Democratic | 169,357 | 36.3% | | Republican | 193,738 | 41.5% | | Independent | 59,906 | 12.8% | | Other | 43,297 | 9.3% | |
1912 | Democratic | 151,898 | 44.1% | | Republican | 166,710 | 48.4% | | Independent | 26,055 | 7.6% | |
1910 | Democratic | 124,615 | 40.2% | | Republican | 165,992 | 53.6% | | Independent | 16,519 | 5.3% | | Other | 2,830 | 0.9% | |
|