Year | Value | 2021 | 83.01821027 | 2020 | 81.40553811 | 2019 | 81.41288276 | 2018 | 79.16775519 | 2017 | 74.51682418 | 2016 | 72.15681447 | 2015 | 70.38020308 | 2014 | 68.06 | 2013 | 65.24 | 2012 | 57.44994731 | 2011 | 56.7 | 2010 | 51.9 | 2009 | 51.77 | 2008 | 46.04 | 2007 | 36.3 | 2006 | 28.62 | 2005 | 26.45 | 2004 | 24.44 | 2003 | 19.07 | 2002 | 17.33 | 2001 | 3.468184608 | 2000 | 2.485566316 | 1999 | 1.49733026 | 1998 | 1.002861666 | 1997 | 0.503985009 | 1996 | 0.075995734 | 1995 | 0.04074384 |
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