Year Percent Change 2015-01-01 5.9257 2016-01-01 4.4776 2017-01-01 6.5440 2018-01-01 5.9708 2019-01-01 5.1908 2020-01-01 5.3247 2021-01-01 5.0043 2022-01-01 5.1901 2023-01-01 5.2245