Year Percent Change 2015-01-01 2.5422 2016-01-01 3.4566 2017-01-01 3.2384 2018-01-01 3.0452 2019-01-01 2.9219 2020-01-01 2.7700 2021-01-01 2.8025 2022-01-01 2.8010 2023-01-01 2.8769