| Year | Value | | 2023 | 630,601 | | 2022 | 707,304 | | 2021 | 877,343 | | 2020 | 919,616 | | 2019 | 975,517 | | 2018 | 1,044,121 | | 2017 | 1,110,850 | | 2016 | 1,161,895 | | 2015 | 1,195,469 | | 2014 | 1,215,271 | | 2013 | 1,225,002 | | 2012 | 1,214,747 | | 2011 | 1,193,524 | | 2010 | 1,166,369 | | 2009 | 1,128,787 | | 2008 | 1,084,450 | | 2007 | 1,039,989 | | 2006 | 998,580 | | 2005 | 967,862 | | 2004 | 949,854 | | 2003 | 935,954 | | 2002 | 942,204 | | 2001 | 984,026 | | 2000 | 1,040,159 | | 1999 | 1,097,377 | | 1998 | 1,161,104 | | 1997 | 1,230,959 | | 1996 | 1,312,232 | | 1995 | 1,401,096 | | 1994 | 1,493,921 | | 1993 | 1,588,971 | | 1992 | 1,668,831 | | 1991 | 1,738,600 | | 1990 | 1,801,862 | | 1989 | 1,847,488 | | 1988 | 1,880,848 | | 1987 | 1,895,650 | | 1986 | 1,879,291 | | 1985 | 1,855,232 | | 1984 | 1,832,202 | | 1983 | 1,803,291 | | 1982 | 1,782,474 | | 1981 | 1,777,987 | | 1980 | 1,777,443 | | 1979 | 1,770,706 | | 1978 | 1,776,767 | | 1977 | 1,800,389 | | 1976 | 1,812,719 | | 1975 | 1,808,483 | | 1974 | 1,794,231 |
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