Year | Value | 2023 | 86 | 2022 | 83.4 | 2021 | 81.4 | 2020 | 77.7 | 2019 | 74 | 2018 | 71 | 2017 | 64.7 | 2016 | 58.3 | 2015 | 53.7 | 2014 | 51 | 2013 | 46.3 | 2012 | 45.1 | 2011 | 43.1 | 2010 | 39.8 | 2009 | 36.4 | 2008 | 34.4 | 2007 | 28.6 | 2006 | 18.2 | 2005 | 15.5 | 2004 | 14.6 | 2003 | 12.3 | 2002 | 11.4 | 2001 | 5.19 | 2000 | 3.76 | 1999 | 2.29 | 1998 | 0.699 | 1997 | 0.474 | 1996 | 0.193 | 1995 | 0.0817 | 1994 | 0.0499 | 1993 | 0.00846 |
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