| Year | Value | | 2023 | 1,222,978 | | 2022 | 1,184,026 | | 2021 | 1,150,881 | | 2020 | 1,106,238 | | 2019 | 1,091,828 | | 2018 | 1,062,795 | | 2017 | 1,035,738 | | 2016 | 1,010,726 | | 2015 | 988,556 | | 2014 | 969,073 | | 2013 | 951,221 | | 2012 | 934,908 | | 2011 | 914,982 | | 2010 | 890,113 | | 2009 | 852,895 | | 2008 | 818,128 | | 2007 | 792,183 | | 2006 | 761,818 | | 2005 | 730,959 | | 2004 | 702,307 | | 2003 | 675,985 | | 2002 | 656,342 | | 2001 | 641,249 | | 2000 | 612,562 | | 1999 | 583,778 | | 1998 | 566,512 | | 1997 | 553,896 | | 1996 | 542,670 | | 1995 | 527,832 | | 1994 | 513,257 | | 1993 | 497,876 | | 1992 | 482,644 | | 1991 | 468,586 |
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