| Year | Value | | 2021 | 62,171 | | 2020 | 74,607 | | 2019 | 78,132 | | 2018 | 76,820 | | 2017 | 75,230 | | 2016 | 78,444 | | 2015 | 77,254 | | 2014 | 73,886 | | 2013 | 93,575 | | 2012 | 109,300 | | 2011 | 108,924 | | 2010 | 105,567 | | 2009 | 98,500 | | 2008 | 91,000 | | 2007 | 89,000 | | 2006 | 71,500 | | 2005 | 52,000 | | 2004 | 41,838 | | 2003 | 23,786 | | 2002 | 12,173 | | 2001 | 7,710 | | 2000 | 1,200 | | 1999 | 800 | | 1998 | 650 | | 1997 | 556 | | 1996 | 461 |
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