Year | Value | 2023 | 49,477,060 | 2022 | 47,871,825 | 2021 | 44,606,252 | 2020 | 42,419,079 | 2019 | 45,091,808 | 2018 | 43,800,369 | 2017 | 42,974,771 | 2016 | 43,756,699 | 2015 | 42,622,144 | 2014 | 42,179,845 | 2013 | 40,789,298 | 2012 | 40,075,145 | 2011 | 39,490,704 | 2010 | 38,081,598 | 2009 | 37,171,260 | 2008 | 36,018,856 | 2007 | 35,217,804 | 2006 | 34,451,252 | 2005 | 33,734,285 | 2004 | 32,900,743 | 2003 | 31,926,684 | 2002 | 31,233,352 | 2001 | 30,523,609 | 2000 | 29,803,858 | 1999 | 29,065,061 | 1998 | 28,270,357 | 1997 | 27,413,215 | 1996 | 26,668,619 | 1995 | 25,963,814 | 1994 | 25,270,952 | 1993 | 24,592,499 | 1992 | 23,904,463 | 1991 | 23,215,066 |
|