| Year | Value | | 2022 | 7,726,449 | | 2021 | 6,918,180 | | 2020 | 6,770,346 | | 2019 | 7,327,028 | | 2018 | 7,099,848 | | 2017 | 7,138,833 | | 2016 | 7,659,365 | | 2015 | 7,664,743 | | 2014 | 7,600,000 | | 2013 | 6,410,000 | | 2012 | 5,100,000 | | 2011 | 4,934,160 | | 2010 | 3,979,145 | | 2009 | 2,618,413 | | 2008 | 1,499,912 | | 2007 | 1,426,395 | | 2006 | 1,179,573 | | 2005 | 1,382,084 | | 2004 | 1,774,567 | | 2003 | 1,420,000 | | 2002 | 1,227,000 | | 2001 | 877,920 | | 2000 | 476,000 | | 1999 | 300,000 | | 1998 | 250,000 | | 1997 | 210,000 | | 1996 | 151,063 | | 1995 | 117,609 | | 1994 | 85,195 | | 1993 | 64,311 | | 1992 | 51,000 | | 1991 | 43,000 | | 1990 | 20,735 | | 1989 | 22,500 | | 1988 | 17,500 | | 1987 | 14,300 | | 1986 | 8,200 |
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