Year | Value | 2024 | 283,213 | 2023 | 286,417 | 2022 | 295,325 | 2021 | 307,506 | 2020 | 320,082 | 2019 | 331,203 | 2018 | 339,345 | 2017 | 344,088 | 2016 | 346,221 | 2015 | 346,659 | 2014 | 346,582 | 2013 | 347,699 | 2012 | 352,142 | 2011 | 360,747 | 2010 | 374,012 | 2009 | 390,490 | 2008 | 405,443 | 2007 | 414,469 | 2006 | 416,600 | 2005 | 413,661 | 2004 | 407,213 | 2003 | 399,058 | 2002 | 389,736 | 2001 | 377,158 | 2000 | 361,596 | 1999 | 347,196 | 1998 | 337,642 | 1997 | 336,138 | 1996 | 347,427 | 1995 | 370,246 | 1994 | 399,824 | 1993 | 433,728 | 1992 | 468,968 | 1991 | 502,386 | 1990 | 530,241 | 1989 | 550,456 | 1988 | 563,372 | 1987 | 570,899 | 1986 | 575,740 | 1985 | 580,107 | 1984 | 583,987 | 1983 | 585,218 | 1982 | 580,891 | 1981 | 568,370 | 1980 | 547,183 | 1979 | 519,953 | 1978 | 490,512 | 1977 | 463,140 | 1976 | 441,455 | 1975 | 426,391 |
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