Year Percent Change 2015-01-01 1.4697 2016-01-01 2.5263 2017-01-01 5.2782 2018-01-01 5.0963 2019-01-01 3.5227 2020-01-01 3.4808 2021-01-01 3.5466 2022-01-01 3.4030 2023-01-01 3.1351