| Year | Value | | 2023 | 841,439 | | 2022 | 812,652 | | 2021 | 813,814 | | 2020 | 785,203 | | 2019 | 845,907 | | 2018 | 795,002 | | 2017 | 754,592 | | 2016 | 737,160 | | 2015 | 717,035 | | 2014 | 691,385 | | 2013 | 671,959 | | 2012 | 638,505 | | 2011 | 595,486 | | 2010 | 603,831 | | 2009 | 605,715 | | 2008 | 580,176 | | 2007 | 555,148 | | 2006 | 536,870 | | 2005 | 542,521 | | 2004 | 521,073 | | 2003 | 508,488 | | 2002 | 491,083 | | 2001 | 469,271 | | 2000 | 448,114 | | 1999 | 427,590 | | 1998 | 409,808 | | 1997 | 404,717 | | 1996 | 391,924 | | 1995 | 379,522 | | 1994 | 360,406 | | 1993 | 343,400 | | 1992 | 324,038 | | 1991 | 305,580 |
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