Party Unity(Share of partisan votes on which a member voted with his or her party)

House 2012
Senate 2012
House 2011
Senate 2011
House 2010
Senate 2010
House 2009
Senate 2009
House 2008
Senate 2008
House 2007
Senate 2007

Presidential Support(Share of a member’s votes that were in support of the president’s position)

House 2012
Senate 2012
House 2011
Senate 2011
House 2010
Senate 2010
House 2009
Senate 2009
House 2008
Senate 2008
House 2007
Senate 2007