Year Percent Change 2015-01-01 1.2917 2016-01-01 1.6440 2017-01-01 0.8250 2018-01-01 2.3000 2019-01-01 3.1000 2020-01-01 3.3000 2021-01-01 3.1000 2022-01-01 3.1000 2023-01-01 3.1000