| Year | Value | | 2022 | 437,226,852 | | 2021 | 456,279,631 | | 2020 | 429,521,990 | | 2019 | 418,592,550 | | 2018 | 376,049,984 | | 2017 | 382,752,146 | | 2016 | 370,192,930 | | 2015 | 364,079,454 | | 2014 | 357,504,633 | | 2013 | 349,058,638 | | 2012 | 323,653,857 | | 2011 | 298,146,900 | | 2010 | 269,787,686 | | 2009 | 234,064,131 | | 2008 | 189,313,083 | | 2007 | 151,525,888 | | 2006 | 104,969,989 | | 2005 | 67,378,454 | | 2004 | 38,549,390 | | 2003 | 24,446,759 | | 2002 | 17,235,061 | | 2001 | 12,351,259 | | 2000 | 6,110,957 | | 1999 | 2,275,258 | | 1998 | 1,278,498 | | 1997 | 845,233 | | 1996 | 359,511 | | 1995 | 200,747 | | 1994 | 44,059 | | 1993 | 27,278 | | 1992 | 17,897 | | 1991 | 13,482 | | 1990 | 7,766 | | 1989 | 4,955 | | 1988 | 3,527 | | 1987 | 2,911 |
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