| Year | Value | | 2023 | 5,257,332 | | 2022 | 5,123,718 | | 2021 | 4,993,873 | | 2020 | 4,782,834 | | 2019 | 4,679,043 | | 2018 | 4,408,782 | | 2017 | 3,989,175 | | 2016 | 4,215,630 | | 2015 | 3,713,527 | | 2014 | 3,646,878 | | 2013 | 3,585,375 | | 2012 | 3,527,583 | | 2011 | 3,470,634 | | 2010 | 3,414,678 | | 2009 | 3,359,706 | | 2008 | 3,304,930 | | 2007 | 3,250,174 | | 2006 | 3,195,593 | | 2005 | 3,111,556 | | 2004 | 3,031,625 | | 2003 | 2,954,501 | | 2002 | 2,879,095 | | 2001 | 2,805,177 | | 2000 | 2,733,103 | | 1999 | 2,665,322 | | 1998 | 2,599,859 | | 1997 | 2,535,530 | | 1996 | 2,470,334 | | 1995 | 2,402,329 | | 1994 | 2,336,525 | | 1993 | 2,267,852 | | 1992 | 2,198,047 | | 1991 | 2,129,264 |
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