Year | Value | 2022 | 62.215 | 2021 | 61.1132 | 2020 | 57.8608 | 2019 | 49.8 | 2018 | 42.8 | 2017 | 36.8374 | 2016 | 31.0333 | 2015 | 25.6879 | 2014 | 14.84 | 2013 | 13.9 | 2012 | 12.9414 | 2011 | 12 | 2010 | 11.6 | 2009 | 6.5 | 2008 | 5.329 | 2007 | 4.83561 | 2006 | 4.39887 | 2005 | 4.01005 | 2004 | 3.80472 | 2003 | 3.35984 | 2002 | 2.6337 | 2001 | 2.41698 | 2000 | 1.64474 | 1999 | 0.336217708 | 1998 | 0.286745093 | 1997 | 0.058750679 | 1996 | 0.009032145 | 1995 | 0.006172051 |
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