Year Percent Change 2015-01-01 6.1288 2016-01-01 6.3498 2017-01-01 6.0016 2018-01-01 7.1163 2019-01-01 7.5510 2020-01-01 9.2213 2021-01-01 9.5340 2022-01-01 10.2260 2023-01-01 11.4288