| Year | Value | | 2022 | 3,194,331 | | 2021 | 3,275,476 | | 2020 | 3,307,322 | | 2019 | 3,330,387 | | 2018 | 3,348,634 | | 2017 | 3,367,107 | | 2016 | 3,385,520 | | 2015 | 3,404,097 | | 2014 | 3,421,938 | | 2013 | 3,439,310 | | 2012 | 3,457,540 | | 2011 | 3,475,850 | | 2010 | 3,505,105 | | 2009 | 3,521,164 | | 2008 | 3,537,191 | | 2007 | 3,554,182 | | 2006 | 3,570,629 | | 2005 | 3,586,247 | | 2004 | 3,597,966 | | 2003 | 3,606,727 | | 2002 | 3,615,272 | | 2001 | 3,620,295 | | 2000 | 3,628,454 | | 1999 | 3,642,672 | | 1998 | 3,658,723 | | 1997 | 3,674,812 | | 1996 | 3,686,681 | | 1995 | 3,691,652 | | 1994 | 3,745,751 | | 1993 | 3,729,716 | | 1992 | 3,705,072 | | 1991 | 3,682,186 | | 1990 | 3,678,949 | | 1989 | 3,676,807 | | 1988 | 3,672,541 | | 1987 | 3,665,850 | | 1986 | 3,655,321 | | 1985 | 3,639,989 | | 1984 | 3,632,867 | | 1983 | 3,622,775 | | 1982 | 3,609,402 | | 1981 | 3,592,627 | | 1980 | 3,571,391 | | 1979 | 3,555,530 | | 1978 | 3,536,669 | | 1977 | 3,515,644 | | 1976 | 3,491,946 | | 1975 | 3,464,799 | | 1974 | 3,445,554 | | 1973 | 3,425,324 | | 1972 | 3,404,773 | | 1971 | 3,383,790 | | 1970 | 3,362,520 | | 1969 | 3,347,751 | | 1968 | 3,331,236 | | 1967 | 3,311,958 | | 1966 | 3,290,365 | | 1965 | 3,264,517 | | 1964 | 3,247,005 | | 1963 | 3,227,253 | | 1962 | 3,205,775 | | 1961 | 3,179,293 | | 1960 | 3,152,821 |
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