| Year | Value | | 2021 | 4,288,221 | | 2020 | 4,288,221 | | 2019 | 4,237,962 | | 2018 | 4,424,185 | | 2017 | 4,399,085 | | 2016 | 4,277,043 | | 2015 | 4,657,651 | | 2014 | 4,387,275 | | 2013 | 3,884,757 | | 2012 | 3,755,169 | | 2011 | 3,456,650 | | 2010 | 2,863,664 | | 2009 | 2,390,317 | | 2008 | 1,427,000 | | 2007 | 1,260,000 | | 2006 | 1,106,431 | | 2005 | 993,557 | | 2004 | 884,445 | | 2003 | 795,460 | | 2002 | 775,104 | | 2001 | 766,754 | | 2000 | 743,000 | | 1999 | 627,000 | | 1998 | 505,300 | | 1997 | 373,900 | | 1996 | 198,000 | | 1995 | 120,000 |
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