Year | Value | 2022 | 821 | 2021 | 804 | 2020 | 784 | 2019 | 751 | 2018 | 712 | 2017 | 678 | 2016 | 644 | 2015 | 607 | 2014 | 574 | 2013 | 549 | 2012 | 519 | 2011 | 484 | 2010 | 452 | 2009 | 423 | 2008 | 397 | 2007 | 377 | 2006 | 374 | 2005 | 376 | 2004 | 375 | 2003 | 365 | 2002 | 350 | 2001 | 342 | 2000 | 343 | 1999 | 344 | 1998 | 342 | 1997 | 333 | 1996 | 321 | 1995 | 312 | 1994 | 304 | 1993 | 299 | 1992 | 301 | 1991 | 340 | 1990 | 394 | 1989 | 406 | 1988 | 385 | 1987 | 345 | 1986 | 304 | 1985 | 269 | 1984 | 237 | 1983 | 210 | 1982 | 181 | 1981 | 151 | 1980 | 130 | 1979 | 117 | 1978 | 107 | 1977 | 97 | 1976 | 90 | 1975 | 84 | 1974 | 77 | 1973 | 70 | 1972 | 66 | 1971 | 60 | 1970 | 55 | 1969 | 51 | 1968 | 46 | 1967 | 41 | 1966 | 36 | 1965 | 32 | 1964 | 28 | 1963 | 24 | 1962 | 22 | 1961 | 20 | 1960 | 19 |
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