Year Percent Change 2015-01-01 0.6312 2016-01-01 2.6682 2017-01-01 3.5210 2018-01-01 3.8000 2019-01-01 4.0000 2020-01-01 4.0000 2021-01-01 4.0000 2022-01-01 4.0000 2023-01-01 4.0000