Year | Value | 2022 | 24.42 | 2021 | 26.39 | 2020 | 25.895 | 2019 | 25.34 | 2018 | 26.256 | 2017 | 25.677 | 2016 | 23.939 | 2015 | 23.005 | 2014 | 20.527 | 2013 | 19.894 | 2012 | 19.202 | 2011 | 17.597 | 2010 | 21.416 | 2009 | 20.452 | 2008 | 22.913 | 2007 | 18.282 | 2006 | 19.014 | 2005 | 20.016 | 2004 | 23.215 | 2003 | 23.004 | 2002 | 27.465 | 2001 | 21.493 | 2000 | 10.625 |
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