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Historical Values
Year Value
2004 31.1 (2003 est.)
2005 31.2 (2003 est.)
2006 32 (2003 est.)
2007 31.6 (2003 est.)
2008 30.7 (2003 est.)
2009 31 (2005 est.) country comparison to the world: 106 31.2 (2003 est.)
2010 31 (2005 est.) country comparison to the world: 106 31.2 (1996 est.)
2011 30.4 (2009 est.) country comparison to the world: 116 31.2 (1996 est.)
2012 30.7 (2011 est.) country comparison to the world: 113 31.2 (1996 est.)
2013 30.7 (2011 est.) country comparison to the world: 112 31.2 (1996 est.)
2014 30.6 (2012 est.) country comparison to the world: 118 30.8 (2011 est.)
2015 30.6 (2012 est.) | 30.8 (2011 est.) | country comparison to the world: 117
2016 30.9 (2014 est.) | 30.5 (2013 est.) | country comparison to the world: 115
2017 31 (2015 est.) | 30.9 (2014 est.) | country comparison to the world: 120
2018 30.8 (2016 est.) | 31 (2015 est.)
2019 30.8 (2016 est.) | 31 (2015 est.)
2021 30.8 (2016 est.) 31 (2015 est.)
2022 30.8 (2016 est.) 31 (2015 est.)
2023 30.8 (2016 est.)
2024 30.8 (2016 est.)
2025 31 (2015 est.)