Year annual % 2007 7.56419202342164 2008 3.625458783550613 2009 1.0843692778884133 2010 3.116320842165223 2011 1.8692573414704583 2012 9.057698730784992 2013 2.3599491820379654 2014 3.760067345957083 2015 4.020668549476511 2016 2.1203661277153856 2017 4.577504599443046 2018 6.35800087523171 2019 2.8830013659226097 2020 -14.794770926146285 2021 3.977507337056835 2022 3.2917619311740225 2023 10.182580907251676