Year | Value | 2023 | 65 | 2022 | 63.3 | 2021 | 61.4 | 2020 | 59.9 | 2019 | 58.5 | 2018 | 57.1 | 2017 | 55.7 | 2016 | 30.8 | 2015 | 22.9 | 2014 | 17 | 2013 | 12.7 | 2012 | 9.4 | 2011 | 7 | 2010 | 6.5 | 2009 | 4 | 2008 | 2.26 | 2007 | 1.62 | 2006 | 1.27 | 2005 | 0.954 | 2004 | 0.781 | 2003 | 0.626 | 2002 | 0.487 | 2001 | 0.344 | 2000 | 0.195 | 1999 | 0.106 | 1998 | 0.0947 | 1997 | 0.0829 | 1996 | 0.0312 | 1995 | 0.016 |
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