| Year | Value | | 2023 | 282,367,720 | | 2022 | 279,348,024 | | 2021 | 275,178,021 | | 2020 | 272,374,273 | | 2019 | 274,408,384 | | 2018 | 270,917,053 | | 2017 | 267,948,214 | | 2016 | 265,297,412 | | 2015 | 262,242,074 | | 2014 | 260,610,102 | | 2013 | 258,262,436 | | 2012 | 256,405,224 | | 2011 | 254,147,747 | | 2010 | 253,003,899 | | 2009 | 251,637,266 | | 2008 | 249,516,642 | | 2007 | 246,134,577 | | 2006 | 243,393,093 | | 2005 | 239,871,831 | | 2004 | 236,401,351 | | 2003 | 233,950,348 | | 2002 | 231,465,334 | | 2001 | 229,597,309 | | 2000 | 227,838,958 | | 1999 | 225,004,899 | | 1998 | 222,050,849 | | 1997 | 220,109,846 | | 1996 | 216,639,179 | | 1995 | 213,781,539 | | 1994 | 211,505,139 | | 1993 | 208,170,286 | | 1992 | 206,445,012 | | 1991 | 204,240,706 |
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