| Year | Value | | 2022 | 327,667 | | 2021 | 322,918 | | 2020 | 335,000 | | 2019 | 318,000 | | 2018 | 302,673 | | 2017 | 287,839 | | 2016 | 280,111 | | 2015 | 268,334 | | 2014 | 255,123 | | 2013 | 243,395 | | 2012 | 227,601 | | 2011 | 222,827 | | 2010 | 215,890 | | 2009 | 208,261 | | 2008 | 187,146 | | 2007 | 174,847 | | 2006 | 152,000 | | 2005 | 120,000 | | 2004 | 96,000 | | 2003 | 60,100 | | 2002 | 52,250 | | 2001 | 67,300 | | 2000 | 39,900 | | 1999 | 21,929 | | 1998 | 11,060 | | 1997 | 5,427 | | 1996 | 2,719 | | 1995 | 1,150 |
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