Year Percent Change 2015-01-01 -1.0540 2016-01-01 2.5796 2017-01-01 7.9936 2018-01-01 2.9860 2019-01-01 2.5002 2020-01-01 2.5000 2021-01-01 2.5000 2022-01-01 2.5002 2023-01-01 2.5003