Year | Value | 2021 | 96.24 | 2020 | 96.39446689 | 2019 | 93.60991916 | 2018 | 90 | 2017 | 86.54504885 | 2016 | 86.54 | 2015 | 84.56051491 | 2014 | 84 | 2013 | 83.45349717 | 2012 | 79 | 2011 | 79.48769771 | 2010 | 76 | 2009 | 74.25 | 2008 | 71.67 | 2007 | 69.45 | 2006 | 66 | 2005 | 63 | 2001 | 52.68926643 | 2000 | 46.75611561 | 1999 | 40.7837839 | 1998 | 30.81323944 | 1997 | 16.36935838 | 1996 | 3.27524987 | 1995 | 2.759654513 | 1994 | 2.232101254 | 1993 | 1.974611016 | 1992 | 1.768764913 | 1991 | 1.097203891 | 1990 | 0.585094712 |
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