| Year | Value | | 2019 | 5,529.6348627993 | | 2018 | 4,815.2450539258 | | 2011 | 3,246.3438239167 | | 2010 | 2,830.9538242816 | | 2009 | 2,657.3908335149 | | 2008 | 1,933.9101927479 | | 2007 | 1,501.8328243266 | | 2006 | 977.13309245925 | | 2005 | 800.88514125746 | | 2004 | 775.25958031297 | | 2003 | 668.07079395042 | | 2002 | 483.48972875687 | | 2001 | 302.58345091223 | | 2000 | 264.18266510996 | | 1999 | 391.2560401556 | | 1998 | 484.11919991051 |
|