| Year | Value | | 2021 | 14,239,000 | | 2020 | 14,239,000 | | 2019 | 12,119,000 | | 2017 | 8,778,884 | | 2016 | 7,471,802 | | 2015 | 8,959,000 | | 2014 | 8,236,400 | | 2013 | 7,006,300 | | 2012 | 5,395,540 | | 2011 | 4,742,879 | | 2010 | 3,668,625 | | 2009 | 2,599,000 | | 2008 | 1,897,628 | | 2007 | 900,000 | | 2006 | 483,000 | | 2005 | 323,853 | | 2004 | 172,421 | | 2003 | 82,365 | | 2002 | 57,541 | | 2001 | 2,126 | | 2000 | 2,056 | | 1999 | 2,192 | | 1998 | 1,349 | | 1997 | 98 |
|