Year % 1997 14.760458798181098 1998 19.616080556612584 1999 -18.95155294179484 2000 -9.63311144269678 2001 1.2265785072242632 2002 0.03293538534638922 2003 -0.6001706804033198 2004 -7.328985861984758 2005 -7.206689910621932 2006 -4.0786918401871395 2007 -3.3449266117601857 2008 -4.904962089723033 2009 13.07996528587496 2010 -2.9550837319084757 2011 -12.856935291576752 2012 0.17641661884259782 2013 3.937070192541286 2014 3.3971468357548105 2015 7.894593574791141 2016 9.484354472634914 2017 4.945604230997182 2018 -1.0284825945333118 2019 5.316709230727545 2020 5.825262120566396 2021 -10.242310503002155 2022 -4.5033586531528815 2023 4.248384632095471