| Year | Value | | 2023 | 2,480,136 | | 2022 | 2,427,334 | | 2021 | 2,450,665 | | 2020 | 2,379,765 | | 2019 | 2,360,057 | | 2018 | 2,327,619 | | 2017 | 2,281,116 | | 2016 | 2,231,942 | | 2015 | 2,184,409 | | 2014 | 2,136,308 | | 2013 | 2,081,816 | | 2012 | 2,028,992 | | 2011 | 1,986,138 | | 2010 | 1,934,069 | | 2009 | 1,887,875 | | 2008 | 1,832,220 | | 2007 | 1,777,055 | | 2006 | 1,722,456 | | 2005 | 1,668,215 | | 2004 | 1,619,055 | | 2003 | 1,571,463 | | 2002 | 1,525,080 | | 2001 | 1,480,466 | | 2000 | 1,437,416 | | 1999 | 1,404,588 | | 1998 | 1,373,345 | | 1997 | 1,343,520 | | 1996 | 1,315,000 | | 1995 | 1,288,032 | | 1994 | 1,259,337 | | 1993 | 1,232,286 | | 1992 | 1,206,629 | | 1991 | 1,182,430 |
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