| Year | Value | | 2023 | 2,095,776 | | 2022 | 2,049,663 | | 2021 | 1,996,749 | | 2020 | 1,929,211 | | 2019 | 2,041,466 | | 2018 | 1,966,334 | | 2017 | 1,885,561 | | 2016 | 1,859,078 | | 2015 | 1,813,736 | | 2014 | 1,778,532 | | 2013 | 1,744,928 | | 2012 | 1,689,370 | | 2011 | 1,611,450 | | 2010 | 1,618,269 | | 2009 | 1,611,067 | | 2008 | 1,564,790 | | 2007 | 1,494,155 | | 2006 | 1,464,039 | | 2005 | 1,452,458 | | 2004 | 1,414,864 | | 2003 | 1,373,404 | | 2002 | 1,338,068 | | 2001 | 1,295,415 | | 2000 | 1,253,610 | | 1999 | 1,212,667 | | 1998 | 1,171,795 | | 1997 | 1,156,135 | | 1996 | 1,128,972 | | 1995 | 1,102,437 | | 1994 | 1,055,441 | | 1993 | 1,023,234 | | 1992 | 971,984 | | 1991 | 922,140 |
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