Year Percent Change 2015-01-01 4.1657 2016-01-01 4.1520 2017-01-01 3.0354 2018-01-01 2.9177 2019-01-01 2.8724 2020-01-01 2.9988 2021-01-01 2.8697 2022-01-01 2.5168 2023-01-01 2.3833