Year | Value | 2021 | 60.1524023 | 2020 | 53.65076745 | 2019 | 52.30587822 | 2017 | 32.90027854 | 2016 | 32.39845171 | 2015 | 18 | 2014 | 14 | 2013 | 6 | 2012 | 4.94 | 2011 | 3.1 | 2010 | 1.26 | 2009 | 0.53 | 2008 | 0.51 | 2007 | 0.49 | 2006 | 0.46835672 | 2005 | 0.317321781 | 2004 | 0.300436644 | 2003 | 0.260570198 | 2002 | 0.226983238 | 2001 | 0.076956056 | 2000 | 0.04702264 | 1999 | 0.031969578 | 1998 | 0.016324986 | 1997 | 0.005844911 |
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