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Historical Values
Year Value
1999 NA%
2000 NA%
2001 NA%
2002 NA%
2003 30% (2002 est.)
2004 30% (2002 est.)
2005 30% (2002 est.)
2006 30% (2002 est.)
2007 30% (2002 est.)
2009 30% (2002 est.)
2010 30% (2002 est.)
2011 30% (2002 est.)
2012 29% (2009 est.)
2013 29% (2009 est.)
2014 29% (2009 est.)
2015 29% (2009 est.)
2016 29% (2009 est.)
2017 29% (2009 est.)
2018 29% (2009 est.)
2019 29% (2009 est.)
2020 29% (2009 est.)
2021 29% (2009 est.)
2022 29% (2009 est.)
2023 29% (2009 est.)