| Year | Value | | 2023 | 1,193,879 | | 2022 | 1,155,015 | | 2021 | 1,121,308 | | 2020 | 1,082,397 | | 2019 | 1,064,927 | | 2018 | 1,039,440 | | 2017 | 1,016,008 | | 2016 | 994,194 | | 2015 | 971,990 | | 2014 | 950,936 | | 2013 | 931,890 | | 2012 | 913,556 | | 2011 | 878,299 | | 2010 | 839,735 | | 2009 | 816,530 | | 2008 | 792,053 | | 2007 | 761,976 | | 2006 | 727,507 | | 2005 | 690,239 | | 2004 | 661,947 | | 2003 | 655,428 | | 2002 | 651,243 | | 2001 | 635,432 | | 2000 | 617,749 | | 1999 | 595,172 | | 1998 | 562,403 | | 1997 | 506,877 | | 1996 | 467,292 | | 1995 | 452,085 | | 1994 | 445,633 | | 1993 | 443,865 | | 1992 | 424,038 | | 1991 | 397,899 |
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