Year | Value | 2022 | 4,184 | 2021 | 4,078 | 2020 | 3,971 | 2019 | 3,867 | 2018 | 3,764 | 2017 | 3,656 | 2016 | 3,545 | 2015 | 3,428 | 2014 | 3,307 | 2013 | 3,186 | 2012 | 3,067 | 2011 | 2,961 | 2010 | 2,870 | 2009 | 2,784 | 2008 | 2,701 | 2007 | 2,615 | 2006 | 2,517 | 2005 | 2,420 | 2004 | 2,346 | 2003 | 2,292 | 2002 | 2,261 | 2001 | 2,247 | 2000 | 2,242 | 1999 | 2,241 | 1998 | 2,241 | 1997 | 2,239 | 1996 | 2,237 | 1995 | 2,233 | 1994 | 2,218 | 1993 | 2,200 | 1992 | 2,178 | 1991 | 2,165 | 1990 | 2,166 | 1989 | 2,171 | 1988 | 2,186 | 1987 | 2,203 | 1986 | 2,215 | 1985 | 2,227 | 1984 | 2,235 | 1983 | 2,226 | 1982 | 2,190 | 1981 | 2,129 | 1980 | 2,055 | 1979 | 1,977 | 1978 | 1,899 | 1977 | 1,824 | 1976 | 1,752 | 1975 | 1,681 | 1974 | 1,602 | 1973 | 1,521 | 1972 | 1,447 | 1971 | 1,377 | 1970 | 1,319 | 1969 | 1,275 | 1968 | 1,234 | 1967 | 1,199 | 1966 | 1,169 | 1965 | 1,142 | 1964 | 1,120 | 1963 | 1,105 | 1962 | 1,095 | 1961 | 1,079 | 1960 | 1,055 |
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