| Year | Value | | 2022 | 150,644 | | 2021 | 144,536 | | 2020 | 138,823 | | 2019 | 133,443 | | 2018 | 128,419 | | 2017 | 123,746 | | 2016 | 119,832 | | 2015 | 115,664 | | 2014 | 111,652 | | 2013 | 107,750 | | 2012 | 103,985 | | 2011 | 100,323 | | 2010 | 96,830 | | 2009 | 93,505 | | 2008 | 90,311 | | 2007 | 87,279 | | 2006 | 84,619 | | 2005 | 82,071 | | 2004 | 79,569 | | 2003 | 77,063 | | 2002 | 74,581 | | 2001 | 72,152 | | 2000 | 69,800 | | 1999 | 67,549 | | 1998 | 65,389 | | 1997 | 63,299 | | 1996 | 60,143 | | 1995 | 57,197 | | 1994 | 54,435 | | 1993 | 51,858 | | 1992 | 49,461 | | 1991 | 47,246 | | 1990 | 45,097 |
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