Year Percent Change 2015-01-01 6.8420 2016-01-01 7.2018 2017-01-01 7.1371 2018-01-01 7.0000 2019-01-01 7.0000 2020-01-01 7.0000 2021-01-01 7.0000 2022-01-01 7.0000 2023-01-01 7.0000