| Year | Value | | 2021 | 1,655 | | 2020 | 1,655 | | 2019 | 1,655 | | 2018 | 1,655 | | 2017 | 2,773 | | 2011 | 2,250.284 | | 2010 | 2,209.715 | | 2009 | 1,665 | | 2008 | 1,664.965 | | 2007 | 1,667 | | 2006 | 1,667 | | 2005 | 1,667 | | 2004 | 1,667 | | 2003 | 1,667 | | 2002 | 1,636 | | 2001 | 1,636 | | 2000 | 1,636 | | 1999 | 1,622 | | 1998 | 1,614 | | 1997 | 1,614 | | 1996 | 2,227 | | 1995 | 1,798 |
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