Year | Value | 2023 | 282,640 | 2022 | 279,346 | 2021 | 275,061 | 2020 | 269,915 | 2019 | 264,380 | 2018 | 258,275 | 2017 | 251,495 | 2016 | 244,306 | 2015 | 236,445 | 2014 | 227,871 | 2013 | 219,052 | 2012 | 210,530 | 2011 | 202,610 | 2010 | 195,737 | 2009 | 190,477 | 2008 | 186,593 | 2007 | 183,520 | 2006 | 181,080 | 2005 | 179,334 | 2004 | 178,127 | 2003 | 177,388 | 2002 | 177,552 | 2001 | 178,057 | 2000 | 177,668 | 1999 | 176,331 | 1998 | 174,225 | 1997 | 171,250 | 1996 | 167,269 | 1995 | 162,342 | 1994 | 156,748 | 1993 | 150,761 | 1992 | 144,679 | 1991 | 138,772 | 1990 | 133,112 | 1989 | 127,702 | 1988 | 122,531 | 1987 | 117,597 | 1986 | 112,933 | 1985 | 108,581 | 1984 | 104,622 | 1983 | 100,885 | 1982 | 97,030 | 1981 | 93,202 | 1980 | 89,675 | 1979 | 86,407 | 1978 | 83,452 | 1977 | 80,966 | 1976 | 78,523 | 1975 | 75,515 | 1974 | 71,997 |
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