Year | Value | 2021 | 86 | 2020 | 84.59999573 | 2019 | 81.09999907 | 2018 | 79.79999549 | 2017 | 79 | 2016 | 78.2 | 2015 | 77 | 2014 | 75.00001564 | 2013 | 73.00000137 | 2012 | 54.2 | 2011 | 50 | 2010 | 46 | 2009 | 27.4 | 2008 | 17.08 | 2007 | 14.54 | 2006 | 11.99217733 | 2005 | 8.030375356 | 2002 | 4.999713678 | 2001 | 0.305564638 | 2000 | 0.147757576 | 1999 | 0.099228942 | 1998 | 0.037485109 | 1997 | 0.025187933 | 1996 | 0.006354585 | 1995 | 0.002055556 | 1994 | 0.001431415 |
|