Year | Value | 2022 | 2,931 | 2021 | 2,825 | 2020 | 2,714 | 2019 | 2,594 | 2018 | 2,477 | 2017 | 2,361 | 2016 | 2,253 | 2015 | 2,143 | 2014 | 2,018 | 2013 | 1,893 | 2012 | 1,768 | 2011 | 1,638 | 2010 | 1,519 | 2009 | 1,422 | 2008 | 1,341 | 2007 | 1,281 | 2006 | 1,236 | 2005 | 1,190 | 2004 | 1,146 | 2003 | 1,095 | 2002 | 1,034 | 2001 | 954 | 2000 | 857 | 1999 | 759 | 1998 | 672 | 1997 | 609 | 1996 | 578 | 1995 | 577 | 1994 | 596 | 1993 | 616 | 1992 | 625 | 1991 | 610 | 1990 | 573 | 1989 | 521 | 1988 | 474 | 1987 | 442 | 1986 | 425 | 1985 | 423 | 1984 | 429 | 1983 | 423 | 1982 | 400 | 1981 | 370 | 1980 | 333 | 1979 | 293 | 1978 | 253 | 1977 | 222 | 1976 | 201 | 1975 | 191 | 1974 | 188 | 1973 | 190 | 1972 | 192 | 1971 | 192 | 1970 | 188 | 1969 | 181 | 1968 | 172 | 1967 | 162 | 1966 | 156 | 1965 | 158 | 1964 | 161 | 1963 | 164 | 1962 | 163 | 1961 | 162 | 1960 | 161 |
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