Year Percent Change 2015-01-01 7.0055 2016-01-01 1.5406 2017-01-01 2.5906 2018-01-01 2.9270 2019-01-01 4.1075 2020-01-01 4.3550 2021-01-01 4.2759 2022-01-01 3.7494 2023-01-01 3.5434