Year Percent Change 2015-01-01 12.6379 2016-01-01 14.5078 2017-01-01 10.8311 2018-01-01 11.1749 2019-01-01 10.4810 2020-01-01 11.0804 2021-01-01 10.3898 2022-01-01 8.8867 2023-01-01 8.4917