Year annual % 1996 40.231858735424694 1997 42.777154252493794 1998 -0.7865776806132591 1999 20.57495546375426 2000 39.172888165546595 2001 19.430588092220685 2002 18.813775755610976 2003 23.061612640617955 2004 40.03003993944257 2005 27.85129513941821 2006 42.7363255414779 2007 46.39927794331059 2008 7.876372299596792 2009 7.732513831304462 2010 30.132668811920034 2011 14.498583486917441 2012 11.355128052030615 2013 24.45525638723825 2014 13.75693579486457 2015 17.252639893974102 2016 21.0834931737485 2017 14.589485788411022 2018 13.921001569566721 2019 17.559051663032545 2020 24.608015750534502 2021 11.411098701463713 2022 11.037186263110211 2023 14.928324419513888