| Year | Value | | 2023 | 2,677,489 | | 2022 | 2,611,584 | | 2021 | 2,516,376 | | 2020 | 2,470,914 | | 2019 | 2,439,477 | | 2018 | 2,407,127 | | 2017 | 2,376,361 | | 2016 | 2,343,422 | | 2015 | 2,290,338 | | 2014 | 2,239,463 | | 2013 | 2,190,056 | | 2012 | 2,141,635 | | 2011 | 2,094,999 | | 2010 | 2,047,575 | | 2009 | 1,999,281 | | 2008 | 1,958,820 | | 2007 | 1,935,627 | | 2006 | 1,909,372 | | 2005 | 1,876,538 | | 2004 | 1,840,669 | | 2003 | 1,773,808 | | 2002 | 1,717,056 | | 2001 | 1,660,750 | | 2000 | 1,606,138 | | 1999 | 1,563,388 | | 1998 | 1,532,900 | | 1997 | 1,504,967 | | 1996 | 1,475,137 | | 1995 | 1,445,090 | | 1994 | 1,420,714 | | 1993 | 1,407,867 | | 1992 | 1,406,202 | | 1991 | 1,391,868 |
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