| Year | Value | | 2022 | 81,563,700 | | 2021 | 79,773,000 | | 2020 | 79,007,000 | | 2019 | 80,701,000 | | 2018 | 78,891,000 | | 2017 | 79,099,000 | | 2016 | 78,931,386 | | 2015 | 79,250,793 | | 2014 | 78,460,684 | | 2013 | 78,673,978 | | 2012 | 78,329,355 | | 2011 | 77,162,298 | | 2010 | 76,729,827 | | 2009 | 76,481,053 | | 2008 | 74,940,937 | | 2007 | 73,836,210 | | 2006 | 70,077,926 | | 2005 | 65,471,665 | | 2004 | 59,687,915 | | 2003 | 54,256,221 | | 2002 | 49,228,000 | | 2001 | 46,283,000 | | 2000 | 43,452,000 | | 1999 | 27,185,000 | | 1998 | 14,878,000 | | 1997 | 8,841,000 | | 1996 | 7,248,355 | | 1995 | 5,735,785 | | 1994 | 3,940,000 | | 1993 | 2,268,000 | | 1992 | 1,507,000 | | 1991 | 1,260,000 | | 1990 | 1,114,000 | | 1989 | 975,000 | | 1988 | 560,000 | | 1987 | 290,000 | | 1986 | 130,000 | | 1985 | 50,000 |
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