| Year | Value | | 2023 | 1,026,925 | | 2022 | 1,000,234 | | 2021 | 976,060 | | 2020 | 944,064 | | 2019 | 932,444 | | 2018 | 922,387 | | 2017 | 913,123 | | 2016 | 903,017 | | 2015 | 869,130 | | 2014 | 836,588 | | 2013 | 805,066 | | 2012 | 774,871 | | 2011 | 746,049 | | 2010 | 717,743 | | 2009 | 690,035 | | 2008 | 678,137 | | 2007 | 673,627 | | 2006 | 668,089 | | 2005 | 659,917 | | 2004 | 650,347 | | 2003 | 626,802 | | 2002 | 607,704 | | 2001 | 588,722 | | 2000 | 569,887 | | 1999 | 555,413 | | 1998 | 545,767 | | 1997 | 536,994 | | 1996 | 527,110 | | 1995 | 516,726 | | 1994 | 508,155 | | 1993 | 502,383 | | 1992 | 500,401 | | 1991 | 495,360 |
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