Year Percent change 1995 -9.591 1996 8.738 1997 30 1998 13.838 1999 6.102 2000 46.85 2001 -3.059 2002 10.2 2003 12.887 2004 2.827 2005 12.164 2006 -2.943 2007 5.752 2008 -3.347 2009 9.257 2010 5.135 2011 23.134 2012 16.623 2013 19.339 2014 -5.117 2015 -18.958 2016 4.807 2017 14.975 2018 12.86 2019 8.695 2020 6.462 2021 5.896 2022 5.178 2023 4.379 2024 4.462