| Year | Value | | 2022 | 20,782,900 | | 2021 | 16,279,633 | | 2020 | 15,869,000 | | 2019 | 13,003,000 | | 2018 | 10,654,710 | | 2017 | 8,730,499 | | 2016 | 7,998,253 | | 2015 | 10,693,765 | | 2014 | 9,713,883 | | 2013 | 8,461,120 | | 2012 | 8,778,600 | | 2011 | 8,680,772 | | 2010 | 7,711,721 | | 2009 | 6,283,799 | | 2008 | 4,835,239 | | 2007 | 2,217,612 | | 2006 | 1,045,888 | | 2005 | 510,269 | | 2004 | 333,888 | | 2003 | 283,666 | | 2002 | 163,010 | | 2001 | 147,500 | | 2000 | 63,094 | | 1999 | 35,752 | | 1998 | 12,784 | | 1997 | 4,100 | | 1996 | 2,300 | | 1995 | 1,300 | | 1994 | 300 |
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