Year | Value | 2023 | 567,271 | 2022 | 567,018 | 2021 | 563,652 | 2020 | 519,784 | 2019 | 540,451 | 2018 | 516,884 | 2017 | 531,186 | 2016 | 529,396 | 2015 | 545,410 | 2014 | 553,942 | 2013 | 536,851 | 2012 | 546,093 | 2011 | 553,970 | 2010 | 563,744 | 2009 | 553,785 | 2008 | 556,308 | 2007 | 541,477 | 2006 | 546,685 | 2005 | 543,493 | 2004 | 542,125 | 2003 | 539,304 | 2002 | 531,580 | 2001 | 520,450 | 2000 | 515,019 | 1999 | 508,503 | 1998 | 499,891 | 1997 | 487,665 | 1996 | 465,961 | 1995 | 441,544 | 1994 | 444,345 | 1993 | 471,074 | 1992 | 519,735 | 1991 | 553,740 |
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