| Year | Value | | 2022 | 5,508,626 | | 2021 | 5,427,688 | | 2020 | 5,358,155 | | 2019 | 5,280,526 | | 2018 | 5,256,106 | | 2017 | 5,388,641 | | 2016 | 5,593,169 | | 2015 | 5,658,104 | | 2014 | 5,667,728 | | 2013 | 5,614,589 | | 2012 | 5,414,203 | | 2011 | 5,186,770 | | 2010 | 4,924,626 | | 2009 | 4,684,472 | | 2008 | 4,484,211 | | 2007 | 4,283,691 | | 2006 | 4,092,201 | | 2005 | 3,911,543 | | 2004 | 3,741,461 | | 2003 | 3,581,690 | | 2002 | 3,430,780 | | 2001 | 3,286,776 | | 2000 | 3,148,479 | | 1999 | 3,017,676 | | 1998 | 2,939,586 | | 1997 | 2,880,060 | | 1996 | 2,800,179 | | 1995 | 2,730,910 | | 1994 | 2,650,443 | | 1993 | 2,585,164 | | 1992 | 2,547,528 | | 1991 | 2,497,711 | | 1990 | 2,436,748 | | 1989 | 2,412,771 | | 1988 | 2,467,399 | | 1987 | 2,504,314 | | 1986 | 2,463,114 | | 1985 | 2,405,582 | | 1984 | 2,352,365 | | 1983 | 2,301,380 | | 1982 | 2,249,648 | | 1981 | 2,198,561 | | 1980 | 2,148,913 | | 1979 | 2,100,695 | | 1978 | 2,053,707 | | 1977 | 2,007,816 | | 1976 | 1,963,330 | | 1975 | 1,919,865 | | 1974 | 1,877,147 | | 1973 | 1,834,994 | | 1972 | 1,795,833 | | 1971 | 1,759,990 | | 1970 | 1,728,814 | | 1969 | 1,702,390 | | 1968 | 1,676,128 | | 1967 | 1,650,012 | | 1966 | 1,625,002 | | 1965 | 1,598,473 | | 1964 | 1,567,647 | | 1963 | 1,537,781 | | 1962 | 1,511,752 | | 1961 | 1,486,934 | | 1960 | 1,462,938 |
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