| Year | Value | | 2022 | 245,266,945 | | 2021 | 246,569,033 | | 2020 | 238,733,217 | | 2019 | 239,795,946 | | 2018 | 229,431,008 | | 2017 | 227,299,663 | | 2016 | 229,126,152 | | 2015 | 227,288,088 | | 2014 | 221,030,353 | | 2013 | 218,300,372 | | 2012 | 208,065,063 | | 2011 | 203,751,647 | | 2010 | 237,689,224 | | 2009 | 230,050,000 | | 2008 | 199,522,340 | | 2007 | 171,200,000 | | 2006 | 150,674,000 | | 2005 | 120,000,000 | | 2004 | 73,722,222 | | 2003 | 36,135,135 | | 2002 | 17,608,756 | | 2001 | 7,750,499 | | 2000 | 3,263,200 | | 1999 | 1,370,630 | | 1998 | 747,160 | | 1997 | 484,883 | | 1996 | 223,002 | | 1995 | 88,526 | | 1994 | 27,744 | | 1993 | 10,000 | | 1992 | 6,000 | | 1991 | 300 |
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