Year | Value | 2021 | 16,005.6 | 2020 | 16,063 | 2019 | 16,060.8 | 2018 | 16,060.8 | 2017 | 16,040.3 | 2016 | 15,529 | 2015 | 14,767.1 | 2014 | 14,767.1 | 2013 | 14,767.1 | 2012 | 14,758.9 | 2011 | 14,319.4 | 2010 | 14,184.1 | 2009 | 14,192.2 | 2008 | 14,205 | 2007 | 14,205 | 2006 | 14,205 | 2005 | 14,204 | 2004 | 14,203 | 2003 | 13,770 | 2002 | 13,597 | 2001 | 13,597 | 2000 | 13,545 | 1999 | 13,601 | 1998 | 13,642 | 1997 | 13,660 | 1996 | 13,537 | 1995 | 13,736 |
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