Year | Value | 2022 | 2,719 | 2021 | 2,584 | 2020 | 2,467 | 2019 | 2,352 | 2018 | 2,232 | 2017 | 2,121 | 2016 | 2,022 | 2015 | 1,929 | 2014 | 1,843 | 2013 | 1,767 | 2012 | 1,693 | 2011 | 1,626 | 2010 | 1,568 | 2009 | 1,504 | 2008 | 1,437 | 2007 | 1,386 | 2006 | 1,349 | 2005 | 1,314 | 2004 | 1,267 | 2003 | 1,210 | 2002 | 1,150 | 2001 | 1,091 | 2000 | 1,036 | 1999 | 979 | 1998 | 924 | 1997 | 876 | 1996 | 830 | 1995 | 783 | 1994 | 720 | 1993 | 641 | 1992 | 560 | 1991 | 461 | 1990 | 392 | 1989 | 367 | 1988 | 364 | 1987 | 370 | 1986 | 375 | 1985 | 375 | 1984 | 376 | 1983 | 382 | 1982 | 390 | 1981 | 398 | 1980 | 401 | 1979 | 378 | 1978 | 361 | 1977 | 343 | 1976 | 352 | 1975 | 352 | 1974 | 343 | 1973 | 327 | 1972 | 304 | 1971 | 294 | 1970 | 281 | 1969 | 274 | 1968 | 247 | 1967 | 217 | 1966 | 211 | 1965 | 212 | 1964 | 219 | 1963 | 236 | 1962 | 232 | 1961 | 257 | 1960 | 236 |
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