Year | Value | 2023 | 320,649 | 2022 | 313,770 | 2021 | 302,558 | 2020 | 294,663 | 2019 | 296,786 | 2018 | 293,972 | 2017 | 288,371 | 2016 | 283,211 | 2015 | 287,430 | 2014 | 288,977 | 2013 | 278,456 | 2012 | 274,973 | 2011 | 273,638 | 2010 | 270,502 | 2009 | 259,404 | 2008 | 249,635 | 2007 | 242,767 | 2006 | 230,586 | 2005 | 220,691 | 2004 | 214,794 | 2003 | 211,199 | 2002 | 200,794 | 2001 | 193,373 | 2000 | 178,595 | 1999 | 171,525 | 1998 | 164,645 | 1997 | 158,019 | 1996 | 151,693 | 1995 | 145,732 | 1994 | 140,150 | 1993 | 134,951 | 1992 | 130,357 | 1991 | 126,797 |
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