| Year | Value | | 2022 | 5,357,540 | | 2021 | 6,512,361 | | 2020 | 5,808,909 | | 2019 | 4,710,800 | | 2018 | 4,566,502 | | 2017 | 4,074,157 | | 2016 | 3,614,172 | | 2015 | 3,644,483 | | 2014 | 3,753,330 | | 2013 | 3,988,195 | | 2012 | 4,025,478 | | 2011 | 3,314,767 | | 2010 | 2,776,050 | | 2009 | 2,182,249 | | 2008 | 2,091,992 | | 2007 | 1,413,967 | | 2006 | 1,060,122 | | 2005 | 745,615 | | 2004 | 522,400 | | 2003 | 350,954 | | 2002 | 247,238 | | 2001 | 110,463 | | 2000 | 15,300 |
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