Year | Value | 2022 | 2,498,519 | 2021 | 2,497,896 | 2020 | 2,493,352 | 2019 | 2,494,689 | 2018 | 2,509,018 | 2017 | 2,521,827 | 2016 | 2,520,723 | 2015 | 2,520,336 | 2014 | 2,536,544 | 2013 | 2,559,825 | 2012 | 2,587,845 | 2011 | 2,617,131 | 2010 | 2,633,793 | 2009 | 2,635,819 | 2008 | 2,622,348 | 2007 | 2,588,314 | 2006 | 2,542,165 | 2005 | 2,504,703 | 2004 | 2,489,136 | 2003 | 2,492,516 | 2002 | 2,506,183 | 2001 | 2,539,251 | 2000 | 2,607,859 | 1999 | 2,700,024 | 1998 | 2,785,739 | 1997 | 2,851,334 | 1996 | 2,893,073 | 1995 | 2,912,189 | 1994 | 2,914,362 | 1993 | 2,892,784 | 1992 | 2,841,197 | 1991 | 2,771,643 | 1990 | 2,683,097 | 1989 | 2,590,859 | 1988 | 2,508,153 | 1987 | 2,423,686 | 1986 | 2,342,147 | 1985 | 2,262,614 | 1984 | 2,183,746 | 1983 | 2,105,951 | 1982 | 2,029,619 | 1981 | 1,953,971 | 1980 | 1,877,392 | 1979 | 1,802,595 | 1978 | 1,722,021 | 1977 | 1,634,855 | 1976 | 1,552,187 | 1975 | 1,472,477 | 1974 | 1,394,062 | 1973 | 1,328,856 | 1972 | 1,280,721 | 1971 | 1,244,262 | 1970 | 1,219,654 | 1969 | 1,205,268 | 1968 | 1,200,909 | 1967 | 1,200,965 | 1966 | 1,198,442 | 1965 | 1,188,787 | 1964 | 1,171,393 | 1963 | 1,145,654 | 1962 | 1,112,627 | 1961 | 1,078,626 | 1960 | 1,047,743 |
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