| Year | Value | | 2024 | 185,372 | | 2023 | 179,845 | | 2022 | 173,620 | | 2021 | 175,261 | | 2020 | 177,903 | | 2019 | 174,041 | | 2018 | 170,871 | | 2017 | 168,993 | | 2016 | 167,199 | | 2015 | 164,926 | | 2014 | 163,184 | | 2013 | 160,790 | | 2012 | 157,182 | | 2011 | 153,608 | | 2010 | 149,843 | | 2009 | 146,074 | | 2008 | 142,894 | | 2007 | 139,993 | | 2006 | 136,693 | | 2005 | 132,935 | | 2004 | 129,484 | | 2003 | 126,756 | | 2002 | 123,512 | | 2001 | 118,674 | | 2000 | 113,217 | | 1999 | 107,916 | | 1998 | 103,138 | | 1997 | 99,107 | | 1996 | 95,832 | | 1995 | 93,127 | | 1994 | 90,653 | | 1993 | 89,025 | | 1992 | 87,841 | | 1991 | 86,034 | | 1990 | 83,654 | | 1989 | 80,992 | | 1988 | 78,241 | | 1987 | 75,374 | | 1986 | 72,354 | | 1985 | 69,053 | | 1984 | 65,475 | | 1983 | 61,530 | | 1982 | 57,485 | | 1981 | 54,218 | | 1980 | 50,661 | | 1979 | 46,766 | | 1978 | 43,818 | | 1977 | 41,179 | | 1976 | 38,460 | | 1975 | 35,682 |
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