| Year | Value | | 2024 | 14,937,750 | | 2023 | 14,405,530 | | 2022 | 13,883,554 | | 2021 | 13,396,665 | | 2020 | 12,901,071 | | 2019 | 12,256,254 | | 2018 | 11,660,747 | | 2017 | 11,104,880 | | 2016 | 10,580,304 | | 2015 | 10,091,999 | | 2014 | 9,630,893 | | 2013 | 9,216,789 | | 2012 | 8,872,203 | | 2011 | 8,529,663 | | 2010 | 8,193,072 | | 2009 | 7,856,917 | | 2008 | 7,524,709 | | 2007 | 7,200,378 | | 2006 | 6,883,515 | | 2005 | 6,575,482 | | 2004 | 6,286,219 | | 2003 | 6,013,731 | | 2002 | 5,745,850 | | 2001 | 5,481,965 | | 2000 | 5,221,098 | | 1999 | 4,963,848 | | 1998 | 4,711,713 | | 1997 | 4,465,065 | | 1996 | 4,224,234 | | 1995 | 3,983,880 | | 1994 | 3,741,770 | | 1993 | 3,500,691 | | 1992 | 3,261,257 | | 1991 | 3,027,781 | | 1990 | 2,802,856 | | 1989 | 2,588,664 | | 1988 | 2,386,816 | | 1987 | 2,197,714 | | 1986 | 2,023,976 | | 1985 | 1,863,318 | | 1984 | 1,710,503 | | 1983 | 1,565,629 | | 1982 | 1,429,001 | | 1981 | 1,300,655 | | 1980 | 1,180,516 | | 1979 | 1,068,763 | | 1978 | 965,654 | | 1977 | 870,919 | | 1976 | 784,057 |
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