| Year | Value | | 2024 | 2,202,083 | | 2023 | 2,232,574 | | 2022 | 2,274,128 | | 2021 | 2,316,821 | | 2020 | 2,352,821 | | 2019 | 2,380,018 | | 2018 | 2,412,273 | | 2017 | 2,460,582 | | 2016 | 2,516,134 | | 2015 | 2,567,737 | | 2014 | 2,608,397 | | 2013 | 2,629,818 | | 2012 | 2,627,550 | | 2011 | 2,609,828 | | 2010 | 2,595,375 | | 2009 | 2,597,435 | | 2008 | 2,607,251 | | 2007 | 2,613,305 | | 2006 | 2,619,887 | | 2005 | 2,632,728 | | 2004 | 2,659,168 | | 2003 | 2,703,764 | | 2002 | 2,759,282 | | 2001 | 2,806,794 | | 2000 | 2,828,462 | | 1999 | 2,821,789 | | 1998 | 2,797,152 | | 1997 | 2,769,300 | | 1996 | 2,755,304 | | 1995 | 2,765,918 | | 1994 | 2,800,797 | | 1993 | 2,853,553 | | 1992 | 2,916,781 | | 1991 | 2,975,959 | | 1990 | 3,022,676 | | 1989 | 3,046,790 | | 1988 | 3,050,085 | | 1987 | 3,046,497 | | 1986 | 3,035,878 | | 1985 | 3,015,656 | | 1984 | 2,979,664 | | 1983 | 2,926,447 | | 1982 | 2,860,592 | | 1981 | 2,787,174 | | 1980 | 2,708,589 | | 1979 | 2,626,926 | | 1978 | 2,544,400 | | 1977 | 2,462,867 | | 1976 | 2,385,296 | | 1975 | 2,311,276 |
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