Year annual % 1996 4.466538744341733 1997 4.160729757067273 1998 0.8982004618267609 1999 1.8888893079276556 2000 5.321913980699321 2001 1.5691450412868875 2002 2.84997443813981 2003 3.191114541872153 2004 5.227192643460214 2005 5.76967044339429 2006 6.326894143761692 2007 7.45303906932611 2008 4.638254311892311 2009 2.227176242524223 2010 7.37244834470107 2011 8.14231129637848 2012 5.080983446997237 2013 4.911146330802339 2014 3.98054214830708 2015 3.603570320443609 2016 3.7368998776630065 2017 5.206629575193929 2018 4.387344112652244 2019 3.5151804590348235 2020 -4.2487003358956485 2021 9.491579340870928 2022 4.480500887640531