Year Percent change 1993 12.882 1994 20.918 1995 2.325 1996 9.136 1997 7.9 1998 1.966 1999 0.187 2000 -12.355 2001 8.755 2002 3.005 2003 -2.656 2004 1.452 2005 2.574 2006 -0.969 2007 1.427 2008 -9.783 2009 3.877 2010 2.194 2011 8.722 2012 6.983 2013 4.65 2014 2.868 2015 2.586 2016 1.85 2017 5.012 2018 4.192 2019 3.768 2020 4.054 2021 4.45 2022 5.001 2023 4.076 2024 4.361