| Year | Value | | 2022 | 430,815,131 | | 2021 | 453,594,381 | | 2020 | 432,732,866 | | 2019 | 427,506,445 | | 2018 | 411,117,427 | | 2017 | 416,484,374 | | 2016 | 417,212,258 | | 2015 | 419,013,963 | | 2014 | 415,029,432 | | 2013 | 407,704,505 | | 2012 | 381,641,858 | | 2011 | 351,957,968 | | 2010 | 312,247,800 | | 2009 | 265,270,824 | | 2008 | 214,062,549 | | 2007 | 174,488,139 | | 2006 | 125,958,922 | | 2005 | 84,854,521 | | 2004 | 52,132,873 | | 2003 | 35,121,269 | | 2002 | 25,275,663 | | 2001 | 16,679,594 | | 2000 | 9,035,241 | | 1999 | 4,105,508 | | 1998 | 2,523,542 | | 1997 | 1,616,551 | | 1996 | 921,229 | | 1995 | 501,551 | | 1994 | 263,401 | | 1993 | 199,350 | | 1992 | 152,281 | | 1991 | 129,904 | | 1990 | 88,618 | | 1989 | 58,750 | | 1988 | 39,447 | | 1987 | 33,793 | | 1986 | 20,756 | | 1985 | 7,976 | | 1984 | 4,936 | | 1983 | 3,564 | | 1982 | 2,330 |
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