| Year | Value | | 2023 | 8,193,210 | | 2022 | 8,354,176 | | 2021 | 8,383,423 | | 2020 | 8,148,368 | | 2019 | 8,213,998 | | 2018 | 8,273,086 | | 2017 | 8,270,650 | | 2016 | 8,258,436 | | 2015 | 8,261,646 | | 2014 | 8,288,833 | | 2013 | 8,226,946 | | 2012 | 8,224,155 | | 2011 | 8,149,711 | | 2010 | 8,112,360 | | 2009 | 7,976,464 | | 2008 | 7,845,696 | | 2007 | 7,762,480 | | 2006 | 7,780,884 | | 2005 | 7,933,384 | | 2004 | 7,839,276 | | 2003 | 7,908,983 | | 2002 | 7,954,247 | | 2001 | 8,111,005 | | 2000 | 8,030,127 | | 1999 | 7,930,219 | | 1998 | 7,910,328 | | 1997 | 7,876,022 | | 1996 | 7,972,643 | | 1995 | 7,999,610 | | 1994 | 8,091,287 | | 1993 | 8,071,879 | | 1992 | 8,083,451 | | 1991 | 8,045,876 |
|