Year | Value | 2021 | 366.25566506013 | 2020 | 340.88112601374 | 2019 | 389.84841070904 | 2018 | 395.91296539604 | 2017 | 356.41218532069 | 2016 | 341.67462819671 | 2015 | 473.6903897277 | 2014 | 553.22550369944 | 2013 | 553.94728804323 | 2012 | 556.99803592355 | 2011 | 503.76064608944 | 2010 | 402.076017449 | 2009 | 454.6597196339 | 2008 | 478.22923238182 | 2007 | 409.07819665126 | 2006 | 363.45307360442 | 2005 | 358.16318726358 | 2004 | 325.70770409472 | 2003 | 262.94897333776 | 2002 | 214.39004652083 | 2001 | 228.63807740185 | 2000 | 253.1331962351 | 1999 | 283.27216864082 | 1998 | 242.17991506399 | 1997 | 218.37348691661 | 1996 | 177.27457718601 | 1995 | 124.94561636857 | 1994 | 135.27829837402 | 1993 | 141.49638550556 | 1992 | 135.1071742711 | 1991 | 208.49100496311 |
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