| Year | Value | | 2023 | 705,351 | | 2022 | 711,656 | | 2021 | 734,934 | | 2020 | 732,209 | | 2019 | 734,367 | | 2018 | 713,886 | | 2017 | 717,477 | | 2016 | 720,399 | | 2015 | 723,046 | | 2014 | 724,944 | | 2013 | 726,525 | | 2012 | 727,617 | | 2011 | 728,852 | | 2010 | 728,412 | | 2009 | 725,613 | | 2008 | 714,937 | | 2007 | 711,902 | | 2006 | 707,255 | | 2005 | 703,697 | | 2004 | 701,229 | | 2003 | 699,803 | | 2002 | 699,394 | | 2001 | 700,058 | | 2000 | 700,853 | | 1999 | 701,306 | | 1998 | 701,707 | | 1997 | 702,894 | | 1996 | 705,020 | | 1995 | 707,601 | | 1994 | 717,560 | | 1993 | 736,093 | | 1992 | 763,107 | | 1991 | 774,765 |
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