| Year | Value | | 2022 | 10,450,200 | | 2021 | 10,728,129 | | 2020 | 11,006,060 | | 2019 | 10,886,648 | | 2018 | 10,788,602 | | 2017 | 11,088,598 | | 2016 | 11,242,105 | | 2015 | 11,243,210 | | 2014 | 11,150,000 | | 2013 | 11,048,637 | | 2012 | 10,561,075 | | 2011 | 10,082,636 | | 2010 | 9,644,157 | | 2009 | 9,322,580 | | 2008 | 8,896,706 | | 2007 | 8,208,884 | | 2006 | 7,436,157 | | 2005 | 6,834,233 | | 2004 | 6,274,763 | | 2003 | 6,189,000 | | 2002 | 5,736,303 | | 2001 | 5,275,791 | | 2000 | 4,638,519 | | 1999 | 3,057,509 | | 1998 | 1,698,565 | | 1997 | 1,044,379 | | 1996 | 662,713 | | 1995 | 447,167 | | 1994 | 332,165 | | 1993 | 257,703 | | 1992 | 215,061 | | 1991 | 174,557 | | 1990 | 125,047 | | 1989 | 72,735 | | 1988 | 30,768 | | 1987 | 5,475 |
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