Year | Value | 2022 | 52,355 | 2021 | 49,918 | 2020 | 47,547 | 2019 | 45,242 | 2018 | 43,061 | 2017 | 41,076 | 2016 | 39,481 | 2015 | 37,838 | 2014 | 36,468 | 2013 | 34,914 | 2012 | 33,009 | 2011 | 31,266 | 2010 | 29,691 | 2009 | 27,998 | 2008 | 26,656 | 2007 | 25,871 | 2006 | 25,150 | 2005 | 24,496 | 2004 | 23,857 | 2003 | 23,222 | 2002 | 22,622 | 2001 | 22,014 | 2000 | 21,371 | 1999 | 20,705 | 1998 | 19,969 | 1997 | 19,178 | 1996 | 18,062 | 1995 | 17,047 | 1994 | 16,124 | 1993 | 15,275 | 1992 | 14,482 | 1991 | 13,773 | 1990 | 13,185 |
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