| Year | Value | | 2024 | 8,705,285 | | 2023 | 8,559,888 | | 2022 | 8,426,339 | | 2021 | 8,291,728 | | 2020 | 8,156,300 | | 2019 | 8,027,926 | | 2018 | 7,908,981 | | 2017 | 7,797,375 | | 2016 | 7,690,502 | | 2015 | 7,588,874 | | 2014 | 7,491,842 | | 2013 | 7,393,960 | | 2012 | 7,285,961 | | 2011 | 7,160,049 | | 2010 | 7,031,527 | | 2009 | 6,917,212 | | 2008 | 6,818,684 | | 2007 | 6,734,847 | | 2006 | 6,648,424 | | 2005 | 6,567,254 | | 2004 | 6,498,530 | | 2003 | 6,424,049 | | 2002 | 6,346,623 | | 2001 | 6,282,984 | | 2000 | 6,233,089 | | 1999 | 6,168,979 | | 1998 | 6,071,691 | | 1997 | 5,960,305 | | 1996 | 5,854,195 | | 1995 | 5,759,099 | | 1994 | 5,696,816 | | 1993 | 5,668,961 | | 1992 | 5,542,183 | | 1991 | 5,355,043 | | 1990 | 5,215,208 | | 1989 | 5,072,688 | | 1988 | 4,922,577 | | 1987 | 4,756,235 | | 1986 | 4,590,722 | | 1985 | 4,436,177 | | 1984 | 4,282,570 | | 1983 | 4,130,412 | | 1982 | 3,980,628 | | 1981 | 3,836,536 | | 1980 | 3,659,367 | | 1979 | 3,501,263 | | 1978 | 3,412,486 | | 1977 | 3,327,426 | | 1976 | 3,228,245 |
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