Year Percent change 2000 -6.179 2001 26.175 2002 12.827 2003 -3.207 2004 16.95 2005 6.293 2006 6.303 2007 3.096 2008 7.407 2009 19.198 2010 20.145 2011 1.793 2012 27.935 2013 22.868 2014 -3.622 2015 -11.374 2016 -4.704 2017 3.546 2018 7.907 2019 10.105 2020 3.084 2021 3.466 2022 2.955 2023 2.956 2024 4.086