| Year | Value | | 2023 | 185,143 | | 2022 | 179,676 | | 2021 | 173,567 | | 2020 | 168,241 | | 2019 | 165,266 | | 2018 | 160,719 | | 2017 | 156,516 | | 2016 | 152,518 | | 2015 | 148,630 | | 2014 | 144,421 | | 2013 | 140,287 | | 2012 | 136,610 | | 2011 | 132,744 | | 2010 | 129,418 | | 2009 | 126,333 | | 2008 | 122,959 | | 2007 | 119,949 | | 2006 | 116,887 | | 2005 | 113,874 | | 2004 | 110,928 | | 2003 | 108,077 | | 2002 | 105,231 | | 2001 | 101,785 | | 2000 | 98,002 | | 1999 | 93,834 | | 1998 | 90,651 | | 1997 | 87,594 | | 1996 | 84,466 | | 1995 | 81,543 | | 1994 | 79,129 | | 1993 | 76,673 | | 1992 | 74,067 | | 1991 | 71,923 |
|