| Year | Value | | 2022 | 1,405,008 | | 2021 | 1,366,812 | | 2020 | 1,347,540 | | 2019 | 1,320,615 | | 2018 | 1,290,909 | | 2017 | 1,267,255 | | 2016 | 1,248,929 | | 2015 | 1,232,268 | | 2014 | 1,220,434 | | 2013 | 1,202,270 | | 2012 | 1,181,305 | | 2011 | 1,160,306 | | 2010 | 1,141,160 | | 2009 | 1,122,429 | | 2008 | 1,106,717 | | 2007 | 1,097,049 | | 2006 | 1,096,030 | | 2005 | 1,101,113 | | 2004 | 1,110,222 | | 2003 | 1,119,872 | | 2002 | 1,127,804 | | 2001 | 1,131,990 | | 2000 | 1,142,414 | | 1999 | 1,169,817 | | 1998 | 1,213,343 | | 1997 | 1,260,208 | | 1996 | 1,297,491 | | 1995 | 1,321,548 | | 1994 | 1,329,273 | | 1993 | 1,322,900 | | 1992 | 1,312,727 | | 1991 | 1,297,636 | | 1990 | 1,275,077 | | 1989 | 1,246,574 | | 1988 | 1,211,776 | | 1987 | 1,178,401 | | 1986 | 1,143,082 | | 1985 | 1,113,186 | | 1984 | 1,087,371 | | 1983 | 1,067,346 | | 1982 | 1,056,101 | | 1981 | 1,043,661 | | 1980 | 1,019,173 | | 1979 | 984,733 | | 1978 | 950,468 | | 1977 | 909,424 | | 1976 | 862,331 | | 1975 | 820,973 | | 1974 | 783,659 | | 1973 | 746,771 | | 1972 | 714,367 | | 1971 | 686,728 | | 1970 | 652,363 | | 1969 | 638,993 | | 1968 | 635,125 | | 1967 | 632,748 | | 1966 | 630,629 | | 1965 | 629,613 | | 1964 | 631,245 | | 1963 | 634,650 | | 1962 | 639,331 | | 1961 | 642,858 | | 1960 | 642,724 |
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