Year | Value | 2024 | 855 | 2023 | 860 | 2022 | 851 | 2021 | 839 | 2020 | 819 | 2019 | 797 | 2018 | 781 | 2017 | 763 | 2016 | 748 | 2015 | 735 | 2014 | 727 | 2013 | 720 | 2012 | 708 | 2011 | 685 | 2010 | 668 | 2009 | 660 | 2008 | 652 | 2007 | 640 | 2006 | 622 | 2005 | 600 | 2004 | 579 | 2003 | 563 | 2002 | 549 | 2001 | 535 | 2000 | 523 | 1999 | 509 | 1998 | 493 | 1997 | 477 | 1996 | 462 | 1995 | 454 | 1994 | 443 | 1993 | 428 | 1992 | 413 | 1991 | 398 | 1990 | 387 | 1989 | 386 | 1988 | 393 | 1987 | 406 | 1986 | 411 | 1985 | 400 | 1984 | 383 | 1983 | 363 | 1982 | 345 | 1981 | 328 | 1980 | 312 | 1979 | 297 | 1978 | 283 | 1977 | 272 | 1976 | 260 | 1975 | 248 |
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