| Year | Value | | 2019 | 1,018.054 | | 2018 | 1,018.054 | | 2017 | 417 | | 2016 | 1,018.054 | | 2015 | 1,027.054 | | 2014 | 1,027.054 | | 2013 | 1,027.054 | | 2012 | 1,027.054 | | 2011 | 1,027.054 | | 2010 | 1,027.054 | | 2009 | 1,017.054 | | 2008 | 1,017.054 | | 2007 | 1,017.054 | | 2006 | 1,024.495 | | 2005 | 1,000 | | 2004 | 1,000 | | 2003 | 1,033 | | 2002 | 1,032 | | 2001 | 1,032 | | 2000 | 943 | | 1999 | 1,031 | | 1998 | 1,031 | | 1997 | 963 | | 1996 | 963 | | 1995 | 1,032 |
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