| Year | Value | | 2024 | 435,731 | | 2023 | 414,871 | | 2022 | 394,670 | | 2021 | 376,073 | | 2020 | 358,932 | | 2019 | 342,143 | | 2018 | 325,995 | | 2017 | 310,827 | | 2016 | 296,264 | | 2015 | 282,368 | | 2014 | 269,039 | | 2013 | 256,373 | | 2012 | 244,571 | | 2011 | 233,563 | | 2010 | 223,342 | | 2009 | 215,333 | | 2008 | 210,677 | | 2007 | 209,202 | | 2006 | 209,881 | | 2005 | 211,060 | | 2004 | 211,191 | | 2003 | 209,243 | | 2002 | 205,071 | | 2001 | 199,794 | | 2000 | 195,126 | | 1999 | 191,141 | | 1998 | 187,561 | | 1997 | 184,231 | | 1996 | 180,694 | | 1995 | 176,687 | | 1994 | 172,455 | | 1993 | 168,150 | | 1992 | 163,753 | | 1991 | 159,493 | | 1990 | 155,473 | | 1989 | 151,560 | | 1988 | 147,639 | | 1987 | 143,733 | | 1986 | 139,926 | | 1985 | 136,268 | | 1984 | 132,734 | | 1983 | 129,311 | | 1982 | 126,005 | | 1981 | 122,805 | | 1980 | 119,701 | | 1979 | 116,703 | | 1978 | 113,807 | | 1977 | 111,010 | | 1976 | 108,296 | | 1975 | 105,656 |
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