| Year | Value | | 2023 | 1,355,546 | | 2022 | 1,367,781 | | 2021 | 1,393,091 | | 2020 | 1,388,336 | | 2019 | 1,413,724 | | 2018 | 1,397,414 | | 2017 | 1,408,448 | | 2016 | 1,418,849 | | 2015 | 1,426,565 | | 2014 | 1,433,759 | | 2013 | 1,440,477 | | 2012 | 1,446,050 | | 2011 | 1,452,857 | | 2010 | 1,456,440 | | 2009 | 1,455,126 | | 2008 | 1,437,001 | | 2007 | 1,435,813 | | 2006 | 1,430,445 | | 2005 | 1,426,893 | | 2004 | 1,425,285 | | 2003 | 1,425,746 | | 2002 | 1,428,568 | | 2001 | 1,433,433 | | 2000 | 1,438,734 | | 1999 | 1,443,744 | | 1998 | 1,448,613 | | 1997 | 1,455,067 | | 1996 | 1,463,553 | | 1995 | 1,472,577 | | 1994 | 1,498,337 | | 1993 | 1,544,682 | | 1992 | 1,611,974 | | 1991 | 1,642,689 |
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