| Year | Value | | 2022 | 931,499 | | 2021 | 966,476 | | 2020 | 973,745 | | 2019 | 972,928 | | 2018 | 967,655 | | 2017 | 959,130 | | 2016 | 958,475 | | 2015 | 972,917 | | 2014 | 998,815 | | 2013 | 1,028,121 | | 2012 | 1,047,008 | | 2011 | 1,048,605 | | 2010 | 1,034,732 | | 2009 | 1,008,299 | | 2008 | 970,655 | | 2007 | 940,091 | | 2006 | 925,488 | | 2005 | 924,825 | | 2004 | 933,234 | | 2003 | 949,662 | | 2002 | 973,783 | | 2001 | 1,002,009 | | 2000 | 1,031,336 | | 1999 | 1,078,611 | | 1998 | 1,123,423 | | 1997 | 1,170,315 | | 1996 | 1,222,636 | | 1995 | 1,279,908 | | 1994 | 1,329,497 | | 1993 | 1,364,307 | | 1992 | 1,395,708 | | 1991 | 1,431,187 | | 1990 | 1,478,384 | | 1989 | 1,538,715 | | 1988 | 1,622,188 | | 1987 | 1,697,687 | | 1986 | 1,730,964 | | 1985 | 1,743,193 | | 1984 | 1,742,884 | | 1983 | 1,724,696 | | 1982 | 1,694,038 | | 1981 | 1,674,891 | | 1980 | 1,660,102 | | 1979 | 1,632,803 | | 1978 | 1,607,098 | | 1977 | 1,580,350 | | 1976 | 1,533,343 | | 1975 | 1,472,610 | | 1974 | 1,411,788 | | 1973 | 1,360,905 | | 1972 | 1,322,267 | | 1971 | 1,293,173 | | 1970 | 1,297,345 | | 1969 | 1,320,744 | | 1968 | 1,340,090 | | 1967 | 1,367,200 | | 1966 | 1,403,605 | | 1965 | 1,452,413 | | 1964 | 1,509,491 | | 1963 | 1,572,352 | | 1962 | 1,643,036 | | 1961 | 1,713,436 | | 1960 | 1,780,363 |
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