Year % 2012 -23.535814053917647 2013 -16.810250338827 2014 61.88260389648217 2015 -3.3214040550111488 2016 -33.00918960689931 2017 -77.56128011777584 2018 -27.287868332325985 2019 -25.097957329219494 2020 14.551306736872256 2021 -8.153528604725865 2022 -49.95519325335977 2023 -20.46469075474673