Year Percent Change 2015-01-01 9.7676 2016-01-01 10.7444 2017-01-01 15.8530 2018-01-01 13.0948 2019-01-01 13.8972 2020-01-01 13.0640 2021-01-01 12.7114 2022-01-01 13.8653 2023-01-01 14.2571