| Year | Value | | 2023 | 1,050,575 | | 2022 | 1,055,916 | | 2021 | 1,045,561 | | 2020 | 1,030,278 | | 2019 | 1,028,736 | | 2018 | 1,035,268 | | 2017 | 1,025,695 | | 2016 | 994,139 | | 2015 | 1,007,275 | | 2014 | 1,014,398 | | 2013 | 1,007,387 | | 2012 | 1,013,066 | | 2011 | 1,019,339 | | 2010 | 1,040,408 | | 2009 | 1,041,583 | | 2008 | 1,033,690 | | 2007 | 1,035,912 | | 2006 | 1,022,037 | | 2005 | 1,016,078 | | 2004 | 1,006,459 | | 2003 | 961,118 | | 2002 | 971,527 | | 2001 | 977,367 | | 2000 | 958,896 | | 1999 | 959,040 | | 1998 | 981,288 | | 1997 | 957,137 | | 1996 | 939,150 | | 1995 | 933,949 | | 1994 | 928,187 | | 1993 | 924,351 | | 1992 | 921,624 | | 1991 | 916,723 |
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