| Year | Value | | 2023 | 1,236,595 | | 2022 | 1,189,263 | | 2021 | 1,144,916 | | 2020 | 1,305,526 | | 2019 | 1,197,681 | | 2018 | 1,097,737 | | 2017 | 1,075,596 | | 2016 | 1,017,760 | | 2015 | 973,059 | | 2014 | 928,368 | | 2013 | 883,704 | | 2012 | 839,043 | | 2011 | 794,374 | | 2010 | 749,832 | | 2009 | 682,085 | | 2008 | 586,095 | | 2007 | 488,499 | | 2006 | 405,925 | | 2005 | 350,448 | | 2004 | 319,875 | | 2003 | 295,968 | | 2002 | 273,248 | | 2001 | 251,682 | | 2000 | 231,329 | | 1999 | 212,366 | | 1998 | 194,943 | | 1997 | 179,184 | | 1996 | 165,186 | | 1995 | 152,457 | | 1994 | 142,756 | | 1993 | 133,451 | | 1992 | 122,596 | | 1991 | 112,981 |
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