Year annual % 2009 1.19509671165543 2010 3.98347941855833 2011 4.97148571692384 2012 6.58147447683677 2013 4.82101956297399 2014 1.8546042134091 2015 -3.74914524799629 2016 -0.783359624361508 2017 4.32135218303191 2018 6.07698907889607 2019 3.00538949390383 2020 84.8643330472041 2021 154.756096023393 2022 171.205491336641 2023 221.341644023365