Year | Value | 2022 | 2,589 | 2021 | 2,347 | 2020 | 2,231 | 2019 | 2,249 | 2018 | 2,293 | 2017 | 2,357 | 2016 | 2,410 | 2015 | 2,423 | 2014 | 2,400 | 2013 | 2,345 | 2012 | 2,274 | 2011 | 2,194 | 2010 | 2,112 | 2009 | 2,041 | 2008 | 1,977 | 2007 | 1,926 | 2006 | 1,900 | 2005 | 1,877 | 2004 | 1,853 | 2003 | 1,847 | 2002 | 1,843 | 2001 | 1,811 | 2000 | 1,771 | 1999 | 1,726 | 1998 | 1,662 | 1997 | 1,599 | 1996 | 1,542 | 1995 | 1,515 | 1994 | 1,523 | 1993 | 1,566 | 1992 | 1,636 | 1991 | 1,687 | 1990 | 1,700 | 1989 | 1,717 | 1988 | 1,730 | 1987 | 1,702 | 1986 | 1,664 | 1985 | 1,640 | 1984 | 1,602 | 1983 | 1,545 | 1982 | 1,495 | 1981 | 1,458 | 1980 | 1,418 | 1979 | 1,379 | 1978 | 1,344 | 1977 | 1,309 | 1976 | 1,279 | 1975 | 1,250 | 1974 | 1,213 | 1973 | 1,175 | 1972 | 1,143 | 1971 | 1,116 | 1970 | 1,106 | 1969 | 1,117 | 1968 | 1,125 | 1967 | 1,120 | 1966 | 1,100 | 1965 | 1,081 | 1964 | 1,074 | 1963 | 1,073 | 1962 | 1,070 | 1961 | 1,080 | 1960 | 1,094 |
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