Year | Value | 2017 | 98.37 | 2016 | 98 | 2015 | 98.32360965 | 2014 | 96.8 | 2013 | 95.3 | 2012 | 91.29930452 | 2011 | 88.336 | 2010 | 84.21 | 2009 | 83.25 | 2008 | 82.3 | 2007 | 74.35059403 | 2006 | 69.89965516 | 2005 | 65.44706579 | 2004 | 60.99086701 | 2003 | 56.52201218 | 2002 | 52.03159737 | 2001 | 47.5096999 | 2000 | 42.94986002 | 1999 | 39.94758876 | 1998 | 32.10375935 | 1997 | 24.18925674 | 1996 | 16.20246602 | 1995 | 6.838163465 |
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