| Year | Value | | 2021 | 1,276,465 | | 2020 | 795,228 | | 2019 | 2,469,081 | | 2018 | 2,262,703 | | 2017 | 2,442,731 | | 2016 | 2,486,009 | | 2015 | 2,427,047 | | 2014 | 2,187,144 | | 2013 | 1,241,352 | | 2012 | 1,240,709 | | 2011 | 1,149,102 | | 2010 | 985,072 | | 2009 | 926,618 | | 2008 | 1,135,322 | | 2007 | 1,118,404 | | 2006 | 1,041,747 | | 2005 | 918,540 | | 2004 | 1,076,473 | | 2003 | 1,011,231 | | 2002 | 1,185,479 | | 2001 | 994,880 |
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