Year annual % 1995 3.2037785653386237 1996 5.534317408403268 1997 2.251778089802457 1998 1.307587441557871 1999 1.6498400524249064 2000 3.0139929890943904 2001 2.6898655660498463 2002 4.228013817963557 2003 4.070624897957686 2004 6.135274742542833 2005 6.393015077055381 2006 7.2446799870766085 2007 6.523599206494964 2008 4.237881241882732 2009 1.5671724122836537 2010 5.216138742461425 2011 5.393499697955349 2012 4.080663431412461 2013 4.1237515459610705 2014 3.6026214280861097 2015 3.6593139056903397 2016 3.28832990321753 2017 2.9383183086035842 2018 2.9597019591697915 2019 2.638178980429444 2020 -1.3927611237534876 2021 5.356324930628361 2022 2.875347786982374 2023 2.5333676274018444