Year | Value | 2023 | 40,822,505 | 2022 | 40,971,550 | 2021 | 40,432,423 | 2020 | 40,251,615 | 2019 | 39,964,615 | 2018 | 40,194,478 | 2017 | 39,705,634 | 2016 | 39,785,101 | 2015 | 39,998,200 | 2014 | 39,985,562 | 2013 | 39,848,206 | 2012 | 40,942,792 | 2011 | 40,613,937 | 2010 | 39,207,600 | 2009 | 39,371,408 | 2008 | 39,237,869 | 2007 | 38,836,959 | 2006 | 38,001,368 | 2005 | 37,867,426 | 2004 | 37,202,356 | 2003 | 36,471,342 | 2002 | 35,976,916 | 2001 | 35,458,870 | 2000 | 34,619,380 | 1999 | 33,953,309 | 1998 | 33,770,116 | 1997 | 33,637,367 | 1996 | 32,916,684 | 1995 | 32,176,556 | 1994 | 31,435,422 | 1993 | 30,823,186 | 1992 | 30,181,280 | 1991 | 29,503,176 |
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