Year | Value | 2023 | 3,311,961 | 2022 | 3,329,964 | 2021 | 3,542,329 | 2020 | 3,570,641 | 2019 | 3,592,085 | 2018 | 3,618,547 | 2017 | 3,645,616 | 2016 | 3,672,681 | 2015 | 3,699,155 | 2014 | 3,723,787 | 2013 | 3,745,957 | 2012 | 3,768,443 | 2011 | 3,792,364 | 2010 | 3,819,078 | 2009 | 3,847,057 | 2008 | 3,874,850 | 2007 | 3,904,900 | 2006 | 3,936,002 | 2005 | 3,967,621 | 2004 | 3,998,634 | 2003 | 4,029,614 | 2002 | 4,062,190 | 2001 | 4,151,243 | 2000 | 4,233,564 | 1999 | 4,252,467 | 1998 | 4,272,770 | 1997 | 4,296,802 | 1996 | 4,318,203 | 1995 | 4,334,747 | 1994 | 4,347,563 | 1993 | 4,355,746 | 1992 | 4,384,506 | 1991 | 4,426,635 | 1990 | 4,465,765 | 1989 | 4,541,886 | 1988 | 4,590,335 | 1987 | 4,580,234 | 1986 | 4,568,585 | 1985 | 4,564,938 | 1984 | 4,560,365 | 1983 | 4,545,329 | 1982 | 4,530,219 | 1981 | 4,513,774 | 1980 | 4,495,829 | 1979 | 4,475,085 | 1978 | 4,466,887 | 1977 | 4,460,015 | 1976 | 4,435,329 | 1975 | 4,414,846 | 1974 | 4,392,540 |
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