Year % 2013 7.320991241768052 2014 8.890286702058194 2015 4.096753857286715 2016 8.390695983338023 2017 4.366680531182266 2018 6.758306476764206 2019 6.551619139995878 2020 6.786465234187309 2021 8.573626787256716 2022 -2.175475479072829 2023 -2.132950802880683