| Year | Value | | 2022 | 60,236,460 | | 2021 | 59,065,827 | | 2020 | 54,763,900 | | 2019 | 56,352,947 | | 2018 | 58,598,041 | | 2017 | 61,897,379 | | 2016 | 63,719,805 | | 2015 | 61,842,011 | | 2014 | 61,234,216 | | 2013 | 67,361,515 | | 2012 | 64,327,647 | | 2011 | 60,722,729 | | 2010 | 57,082,298 | | 2009 | 52,482,780 | | 2008 | 46,508,774 | | 2007 | 40,401,771 | | 2006 | 31,510,390 | | 2005 | 22,156,426 | | 2004 | 13,512,383 | | 2003 | 7,842,233 | | 2002 | 6,566,740 | | 2001 | 6,741,791 | | 2000 | 6,487,950 | | 1999 | 3,848,869 | | 1998 | 2,670,862 | | 1997 | 2,009,073 | | 1996 | 667,020 | | 1995 | 405,395 | | 1994 | 241,163 | | 1993 | 112,000 | | 1992 | 46,590 | | 1991 | 25,000 | | 1990 | 12,000 | | 1989 | 2,300 |
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