Year % 1991 16.394888746786638 1992 9.018394062048293 1993 6.939789400333561 1994 -2.827316483554196 1995 11.086106420457263 1996 3.4588919796536146 1997 12.198309262676567 1998 11.498718961805723 1999 10.955548505222442 2000 3.5919897661209643 2001 2.9926165986641915 2002 3.485247985687041 2003 13.261161789908252 2004 9.16198618354992 2005 4.7462210868537476 2006 1.6217008393084411 2007 3.292021004869726 2008 2.5010985340718057 2009 3.9019246053898384 2010 5.778789663752033 2011 4.7345080105914 2012 -2.3444420649415276 2013 4.084375541965237 2014 0.4289512007493492 2015 5.2564527896216635 2016 1.737319303260583 2017 0.09799473409028842 2018 5.4713916225646 2019 8.86737455424008 2020 3.093806873698906 2021 5.245250521862501 2022 2.0335593460758976 2023 4.241104358007337