Year Percent change 1995 11.119 1996 12.103 1997 7.251 1998 18.463 1999 7.193 2000 9.873 2001 4.838 2002 3.873 2003 6.48 2004 9.256 2005 9.583 2006 9.447 2007 16.877 2008 13.774 2009 0.933 2010 9.23 2011 7.95 2012 6.619 2013 5.675 2014 6.48 2015 3.052 2016 3.13 2017 5.678 2018 3.885 2019 5.485 2020 3.934 2021 3.951 2022 4.034 2023 4.124 2024 5.029