| Year | Value | | 2022 | 5,538,569 | | 2021 | 5,455,170 | | 2020 | 5,369,132 | | 2019 | 5,281,087 | | 2018 | 5,188,842 | | 2017 | 5,090,937 | | 2016 | 4,996,859 | | 2015 | 4,908,585 | | 2014 | 4,817,782 | | 2013 | 4,713,721 | | 2012 | 4,608,552 | | 2011 | 4,843,884 | | 2010 | 5,067,126 | | 2009 | 4,950,582 | | 2008 | 4,835,208 | | 2007 | 4,721,471 | | 2006 | 4,614,607 | | 2005 | 4,499,920 | | 2004 | 4,374,817 | | 2003 | 4,254,975 | | 2002 | 4,142,047 | | 2001 | 4,036,181 | | 2000 | 3,937,589 | | 1999 | 3,858,443 | | 1998 | 3,795,144 | | 1997 | 3,731,372 | | 1996 | 3,665,564 | | 1995 | 3,596,844 | | 1994 | 3,524,600 | | 1993 | 3,448,996 | | 1992 | 3,370,596 | | 1991 | 3,290,215 | | 1990 | 3,208,371 | | 1989 | 3,125,161 | | 1988 | 3,040,866 | | 1987 | 2,955,861 | | 1986 | 2,869,273 | | 1985 | 2,779,814 | | 1984 | 2,684,104 | | 1983 | 2,535,341 | | 1982 | 2,376,371 | | 1981 | 2,223,566 | | 1980 | 2,076,689 | | 1979 | 1,935,109 | | 1978 | 1,800,090 | | 1977 | 1,672,559 | | 1976 | 1,552,289 | | 1975 | 1,438,932 | | 1974 | 1,334,627 | | 1973 | 1,240,716 | | 1972 | 1,133,043 | | 1971 | 1,037,753 | | 1970 | 948,307 | | 1969 | 863,456 | | 1968 | 783,613 | | 1967 | 708,568 | | 1966 | 638,483 | | 1965 | 572,346 | | 1964 | 510,896 | | 1963 | 478,396 | | 1962 | 446,562 | | 1961 | 416,966 | | 1960 | 389,895 |
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