| Year | Value | | 2024 | 1,464,936 | | 2023 | 1,414,870 | | 2022 | 1,366,910 | | 2021 | 1,334,974 | | 2020 | 1,316,898 | | 2019 | 1,288,013 | | 2018 | 1,252,637 | | 2017 | 1,219,453 | | 2016 | 1,194,304 | | 2015 | 1,175,197 | | 2014 | 1,163,986 | | 2013 | 1,151,466 | | 2012 | 1,140,827 | | 2011 | 1,136,539 | | 2010 | 1,141,911 | | 2009 | 1,150,265 | | 2008 | 1,158,563 | | 2007 | 1,166,792 | | 2006 | 1,177,443 | | 2005 | 1,193,637 | | 2004 | 1,222,491 | | 2003 | 1,262,433 | | 2002 | 1,304,023 | | 2001 | 1,335,561 | | 2000 | 1,353,796 | | 1999 | 1,356,109 | | 1998 | 1,345,874 | | 1997 | 1,330,081 | | 1996 | 1,309,418 | | 1995 | 1,286,007 | | 1994 | 1,262,734 | | 1993 | 1,236,458 | | 1992 | 1,206,152 | | 1991 | 1,174,142 | | 1990 | 1,141,810 | | 1989 | 1,106,807 | | 1988 | 1,072,501 | | 1987 | 1,052,138 | | 1986 | 1,034,274 | | 1985 | 1,010,630 | | 1984 | 979,819 | | 1983 | 945,623 | | 1982 | 903,922 | | 1981 | 856,909 | | 1980 | 817,727 | | 1979 | 784,410 | | 1978 | 752,385 | | 1977 | 720,613 | | 1976 | 694,020 | | 1975 | 675,569 |
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