Year Percent Change 2015-01-01 10.0441 2016-01-01 6.7653 2017-01-01 5.1000 2018-01-01 5.4500 2019-01-01 5.8000 2020-01-01 6.2000 2021-01-01 6.1000 2022-01-01 6.0000 2023-01-01 5.7000