Year % (cumulative) 2012 1.04885900020599 2013 1.03311002254486 2014 1.0959700345993 2015 1.14956998825073 2016 1.13497197628021 2017 1.22758972644806 2018 1.22584521770477 2019 1.21216583251953 2020 1.05811631679535 2021 1.14869797229767 2022 1.16075038909912