Year | Value | 2023 | 81.9 | 2022 | 78.7 | 2021 | 76.4 | 2020 | 72.5 | 2019 | 68.8 | 2018 | 62.7 | 2017 | 59.7 | 2016 | 58.5 | 2015 | 47.6 | 2014 | 49.1 | 2013 | 43.3 | 2012 | 36.9 | 2011 | 31.5 | 2010 | 26.9 | 2009 | 20.1 | 2008 | 10 | 2007 | 8.26 | 2006 | 7.53 | 2005 | 6.08 | 2004 | 3.89 | 2003 | 2.56 | 2002 | 1.59 | 2001 | 0.992 | 2000 | 0.485 | 1999 | 0.416 | 1998 | 0.103 | 1997 | 0.0609 | 1996 | 0.0401 | 1995 | 0.0118 |
|