| Year | Value | | 2023 | 76.303314208984 | | 2022 | 73.584907531738 | | 2021 | 83.018867492676 | | 2020 | 84.433959960938 | | 2019 | 81.603775024414 | | 2018 | 82.547172546387 | | 2017 | 87.142860412598 | | 2016 | 92.857139587402 | | 2015 | 94.285713195801 | | 2014 | 92.857139587402 | | 2013 | 86.729858398438 | | 2012 | 89.09952545166 | | 2011 | 86.255920410156 | | 2010 | 81.042655944824 | | 2009 | 89.09952545166 | | 2008 | 85.096153259277 | | 2007 | 82.125602722168 | | 2006 | 82.608695983887 | | 2005 | 72.815536499023 | | 2004 | 76.213592529297 | | 2003 | 84.42211151123 | | 2002 | 89.947090148926 | | 2000 | 87.30158996582 | | 1998 | 79.255317687988 | | 1996 | 89.893615722656 |
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