Year | Value | 2021 | 0.91139240506329 | 2020 | 0.89171974522293 | 2019 | 0.87179487179487 | 2018 | 0.84832904884319 | 2017 | 0.82051282051282 | 2016 | 0.79589216944801 | 2015 | 0.77120822622108 | 2014 | 0.75745784695201 | 2013 | 0.73766233766234 | 2012 | 0.71688311688312 | 2011 | 0.69882659713168 | 2010 | 0.68241469816273 | 2009 | 0.66447368421053 | 2008 | 0.64473684210526 | 2007 | 0.63333333333333 | 2006 | 0.62162162162162 | 2005 | 0.60135135135135 | 2004 | 0.58904109589041 | 2003 | 0.57638888888889 | 2002 | 0.56338028169014 | 2001 | 0.54225352112676 | 2000 | 0.52112676056338 | 1999 | 0.5 | 1998 | 0.47887323943662 | 1997 | 0.45774647887324 | 1996 | 0.43661971830986 | 1995 | 0.41549295774648 | 1994 | 0.3943661971831 | 1993 | 0.37323943661972 | 1992 | 0.35211267605634 | 1991 | 0.34057971014493 | 1990 | 0.31884057971015 |
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