Year Percent change 1994 -3.066 1995 16.486 1996 20.174 1997 7.747 1998 -4.37 1999 -3.468 2000 9.274 2001 20.613 2002 5.463 2003 8.855 2004 26.201 2005 15.048 2006 20.977 2007 8.823 2008 2.056 2009 -19.402 2010 17.248 2011 11.068 2012 3.045 2013 4.822 2014 4.531 2015 8.662 2016 4.056 2017 4.909 2018 4.882 2019 5.077 2020 5.189 2021 5.202 2022 4.887 2023 4.882 2024 4.3