| Year | Value | | 2022 | 216,519 | | 2021 | 214,107 | | 2020 | 210,542 | | 2019 | 205,864 | | 2018 | 200,196 | | 2017 | 193,523 | | 2016 | 187,198 | | 2015 | 180,161 | | 2014 | 173,424 | | 2013 | 166,930 | | 2012 | 160,498 | | 2011 | 154,267 | | 2010 | 148,224 | | 2009 | 142,229 | | 2008 | 136,337 | | 2007 | 130,735 | | 2006 | 125,966 | | 2005 | 121,817 | | 2004 | 118,292 | | 2003 | 115,326 | | 2002 | 112,688 | | 2001 | 110,117 | | 2000 | 107,275 | | 1999 | 104,336 | | 1998 | 101,613 | | 1997 | 98,783 | | 1996 | 94,024 | | 1995 | 89,588 | | 1994 | 85,425 | | 1993 | 81,510 | | 1992 | 77,816 | | 1991 | 74,282 | | 1990 | 70,874 |
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