| Year | Rep/Lean Rep | Dem/Lean Dem |
|---|---|---|
| 1992 | ||
| 1994 | ||
| 1995 | ||
| 1996 | ||
| 1997 | ||
| 1998 | ||
| 1999 | ||
| 2000 | ||
| 2001 | ||
| 2002 | ||
| 2003 | ||
| 2004 | 38 | 53 |
| 2005 | 37 | 55 |
| 2006 | 37 | 52 |
| 2007 | 35 | 56 |
| 2008 | 30 | 61 |
| 2009 | 35 | 57 |
| 2010 | 36 | 55 |
| 2011 | 38 | 53 |
| 2012 | 36 | 55 |
| 2013 | 37 | 53 |
| 2014 | 37 | 53 |
| 2015 | 35 | 55 |
| 2016 | 35 | 57 |
| 2017 | 34 | 58 |
- Report
|
|
| Year | Rep/Lean Rep | Dem/Lean Dem |
|---|---|---|
| 1992 | ||
| 1994 | ||
| 1995 | ||
| 1996 | ||
| 1997 | ||
| 1998 | ||
| 1999 | ||
| 2000 | ||
| 2001 | ||
| 2002 | ||
| 2003 | ||
| 2004 | 38 | 53 |
| 2005 | 37 | 55 |
| 2006 | 37 | 52 |
| 2007 | 35 | 56 |
| 2008 | 30 | 61 |
| 2009 | 35 | 57 |
| 2010 | 36 | 55 |
| 2011 | 38 | 53 |
| 2012 | 36 | 55 |
| 2013 | 37 | 53 |
| 2014 | 37 | 53 |
| 2015 | 35 | 55 |
| 2016 | 35 | 57 |
| 2017 | 34 | 58 |