| Year | Value | | 2023 | 132,025 | | 2022 | 128,736 | | 2021 | 122,215 | | 2020 | 121,363 | | 2019 | 124,709 | | 2018 | 124,101 | | 2017 | 123,418 | | 2016 | 122,733 | | 2015 | 126,955 | | 2014 | 131,161 | | 2013 | 134,793 | | 2012 | 138,343 | | 2011 | 141,739 | | 2010 | 134,945 | | 2009 | 128,192 | | 2008 | 121,456 | | 2007 | 114,768 | | 2006 | 108,137 | | 2005 | 101,570 | | 2004 | 103,618 | | 2003 | 103,249 | | 2002 | 102,797 | | 2001 | 102,247 | | 2000 | 101,562 | | 1999 | 100,704 | | 1998 | 99,711 | | 1997 | 98,704 | | 1996 | 97,891 | | 1995 | 96,745 | | 1994 | 95,974 | | 1993 | 95,365 | | 1992 | 94,677 | | 1991 | 94,341 |
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