Year Percent Change 2010-01-01 15.4104 2011-01-01 5.5405 2012-01-01 7.7326 2013-01-01 5.6754 2014-01-01 8.3781 2015-01-01 1.5857 2016-01-01 3.1220 2017-01-01 1.3245 2018-01-01 2.6763 2019-01-01 2.1137 2020-01-01 2.8953 2021-01-01 3.2207 2022-01-01 3.2129 2023-01-01 3.2220