| Year | Value | | 2022 | 113,870 | | 2021 | 108,948 | | 2020 | 104,499 | | 2019 | 100,463 | | 2018 | 96,804 | | 2017 | 93,417 | | 2016 | 90,583 | | 2015 | 87,615 | | 2014 | 84,927 | | 2013 | 82,413 | | 2012 | 80,083 | | 2011 | 77,935 | | 2010 | 75,893 | | 2009 | 73,845 | | 2008 | 71,732 | | 2007 | 69,591 | | 2006 | 67,606 | | 2005 | 65,562 | | 2004 | 63,470 | | 2003 | 61,321 | | 2002 | 59,079 | | 2001 | 56,826 | | 2000 | 54,589 | | 1999 | 52,329 | | 1998 | 50,080 | | 1997 | 47,898 | | 1996 | 44,955 | | 1995 | 42,309 | | 1994 | 39,886 | | 1993 | 37,757 | | 1992 | 36,162 | | 1991 | 34,917 | | 1990 | 33,717 |
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