| Year | Value | | 2024 | 78,780 | | 2023 | 77,073 | | 2022 | 75,022 | | 2021 | 72,238 | | 2020 | 69,653 | | 2019 | 69,838 | | 2018 | 67,575 | | 2017 | 65,323 | | 2016 | 63,145 | | 2015 | 61,067 | | 2014 | 59,095 | | 2013 | 57,236 | | 2012 | 55,482 | | 2011 | 53,794 | | 2010 | 52,134 | | 2009 | 50,478 | | 2008 | 48,817 | | 2007 | 47,222 | | 2006 | 45,661 | | 2005 | 44,386 | | 2004 | 43,539 | | 2003 | 42,840 | | 2002 | 41,717 | | 2001 | 40,023 | | 2000 | 38,338 | | 1999 | 36,704 | | 1998 | 34,880 | | 1997 | 32,793 | | 1996 | 31,081 | | 1995 | 30,067 | | 1994 | 29,550 | | 1993 | 28,774 | | 1992 | 29,110 | | 1991 | 29,147 | | 1990 | 26,614 |
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