2022 | Democratic | 2,997,125 | 42.7% | | Republican | 0 | 0.0% | | Independent | 4,015,949 | 57.3% | |
2014 | Democratic | 2,802,541 | 52.1% | | Republican | 0 | 0.0% | | Independent | 2,576,737 | 47.9% | |
2012 | Democratic | 3,856,608 | 51.5% | | Republican | 0 | 0.0% | | Independent | 3,632,315 | 48.5% | |
2010 | Democratic | 2,342,137 | 47.5% | | Republican | 0 | 0.0% | | Independent | 2,587,543 | 52.5% | |
2008 | Democratic | 3,008,026 | 38.1% | | Republican | 0 | 0.0% | | Independent | 4,890,883 | 61.9% | |
2006 | Democratic | 1,724,867 | 40.2% | | Republican | 0 | 0.0% | | Independent | 2,570,436 | 59.8% | |
2004 | Democratic | 2,534,910 | 35.3% | | Republican | 0 | 0.0% | | Independent | 4,639,635 | 64.7% | |
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