| Year | Value | | 2023 | 3,373,608 | | 2022 | 3,284,616 | | 2021 | 3,225,023 | | 2020 | 3,101,728 | | 2019 | 3,060,070 | | 2018 | 2,963,637 | | 2017 | 2,854,162 | | 2016 | 2,731,712 | | 2015 | 2,601,289 | | 2014 | 2,496,425 | | 2013 | 2,390,616 | | 2012 | 2,289,645 | | 2011 | 2,200,167 | | 2010 | 2,124,357 | | 2009 | 2,049,597 | | 2008 | 1,981,553 | | 2007 | 1,915,954 | | 2006 | 1,848,302 | | 2005 | 1,776,545 | | 2004 | 1,724,857 | | 2003 | 1,677,716 | | 2002 | 1,633,758 | | 2001 | 1,593,938 | | 2000 | 1,558,207 | | 1999 | 1,512,665 | | 1998 | 1,471,926 | | 1997 | 1,435,353 | | 1996 | 1,401,728 | | 1995 | 1,370,064 | | 1994 | 1,324,268 | | 1993 | 1,279,525 | | 1992 | 1,233,703 | | 1991 | 1,190,250 |
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