Year | Value | 2023 | 8,134,075 | 2022 | 8,295,738 | 2021 | 8,200,518 | 2020 | 8,908,333 | 2019 | 8,972,261 | 2018 | 8,999,055 | 2017 | 9,055,160 | 2016 | 8,915,255 | 2015 | 9,108,577 | 2014 | 9,205,404 | 2013 | 9,175,559 | 2012 | 9,217,871 | 2011 | 9,173,378 | 2010 | 9,351,118 | 2009 | 9,338,466 | 2008 | 9,432,554 | 2007 | 9,637,035 | 2006 | 9,809,182 | 2005 | 9,663,356 | 2004 | 9,978,945 | 2003 | 10,032,640 | 2002 | 10,362,670 | 2001 | 11,455,443 | 2000 | 11,764,752 | 1999 | 11,812,470 | 1998 | 11,808,408 | 1997 | 11,948,224 | 1996 | 11,703,636 | 1995 | 12,086,487 | 1994 | 12,066,455 | 1993 | 12,025,293 | 1992 | 11,961,301 | 1991 | 11,921,041 |
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