| Year | Value | | 2022 | 1,779,196 | | 2021 | 1,808,897 | | 2020 | 1,797,154 | | 2019 | 1,740,852 | | 2018 | 1,694,414 | | 2017 | 1,630,674 | | 2016 | 1,571,303 | | 2015 | 1,573,385 | | 2014 | 1,628,093 | | 2013 | 1,655,751 | | 2012 | 1,665,525 | | 2011 | 1,669,389 | | 2010 | 1,652,615 | | 2009 | 1,621,786 | | 2008 | 1,590,795 | | 2007 | 1,570,141 | | 2006 | 1,568,675 | | 2005 | 1,579,321 | | 2004 | 1,582,722 | | 2003 | 1,578,764 | | 2002 | 1,576,744 | | 2001 | 1,570,253 | | 2000 | 1,552,253 | | 1999 | 1,538,410 | | 1998 | 1,537,840 | | 1997 | 1,537,974 | | 1996 | 1,536,278 | | 1995 | 1,533,903 | | 1994 | 1,481,602 | | 1993 | 1,355,446 | | 1992 | 1,207,337 | | 1991 | 1,081,941 | | 1990 | 1,002,769 | | 1989 | 1,009,383 | | 1988 | 1,102,491 | | 1987 | 1,219,672 | | 1986 | 1,306,782 | | 1985 | 1,340,037 | | 1984 | 1,335,170 | | 1983 | 1,315,677 | | 1982 | 1,283,306 | | 1981 | 1,246,385 | | 1980 | 1,221,482 | | 1979 | 1,194,284 | | 1978 | 1,158,405 | | 1977 | 1,127,839 | | 1976 | 1,105,643 | | 1975 | 1,088,289 | | 1974 | 1,067,362 | | 1973 | 1,042,487 | | 1972 | 1,018,111 | | 1971 | 990,247 | | 1970 | 958,385 | | 1969 | 933,372 | | 1968 | 918,302 | | 1967 | 901,780 | | 1966 | 883,654 | | 1965 | 867,314 | | 1964 | 853,542 | | 1963 | 842,202 | | 1962 | 831,631 | | 1961 | 816,951 | | 1960 | 799,646 |
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