| Year | Value | | 2024 | 319,464 | | 2023 | 303,986 | | 2022 | 289,653 | | 2021 | 276,660 | | 2020 | 264,566 | | 2019 | 252,494 | | 2018 | 240,731 | | 2017 | 229,785 | | 2016 | 219,540 | | 2015 | 210,023 | | 2014 | 202,492 | | 2013 | 198,004 | | 2012 | 196,455 | | 2011 | 196,884 | | 2010 | 197,804 | | 2009 | 197,520 | | 2008 | 195,051 | | 2007 | 190,530 | | 2006 | 185,024 | | 2005 | 180,157 | | 2004 | 176,163 | | 2003 | 172,757 | | 2002 | 169,607 | | 2001 | 166,278 | | 2000 | 162,566 | | 1999 | 158,680 | | 1998 | 154,697 | | 1997 | 150,601 | | 1996 | 146,618 | | 1995 | 142,808 | | 1994 | 139,051 | | 1993 | 135,280 | | 1992 | 131,555 | | 1991 | 127,932 | | 1990 | 124,432 | | 1989 | 121,034 | | 1988 | 117,722 | | 1987 | 114,478 | | 1986 | 111,315 | | 1985 | 108,264 | | 1984 | 105,320 | | 1983 | 102,499 | | 1982 | 99,808 | | 1981 | 97,214 | | 1980 | 94,698 | | 1979 | 92,275 | | 1978 | 89,939 | | 1977 | 87,687 | | 1976 | 85,530 | | 1975 | 83,463 |
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