| Year | Value | | 2023 | 10,263,793 | | 2022 | 10,129,992 | | 2021 | 9,876,333 | | 2020 | 9,624,435 | | 2019 | 9,818,413 | | 2018 | 9,648,317 | | 2017 | 9,536,524 | | 2016 | 9,389,057 | | 2015 | 9,275,051 | | 2014 | 9,258,391 | | 2013 | 9,260,052 | | 2012 | 9,155,796 | | 2011 | 9,058,620 | | 2010 | 8,993,756 | | 2009 | 8,879,647 | | 2008 | 8,777,320 | | 2007 | 8,654,300 | | 2006 | 8,458,590 | | 2005 | 8,313,029 | | 2004 | 8,248,772 | | 2003 | 8,131,204 | | 2002 | 7,904,534 | | 2001 | 7,646,944 | | 2000 | 7,496,587 | | 1999 | 7,343,956 | | 1998 | 7,196,945 | | 1997 | 7,043,893 | | 1996 | 6,918,404 | | 1995 | 6,831,993 | | 1994 | 6,751,625 | | 1993 | 6,683,263 | | 1992 | 6,622,208 | | 1991 | 6,606,912 |
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