Year Percent Change 2010-01-01 37.6345 2011-01-01 42.7174 2012-01-01 46.9841 2013-01-01 50.3263 2014-01-01 51.1807 2015-01-01 55.3772 2016-01-01 57.8105 2017-01-01 58.0561 2018-01-01 61.2865 2019-01-01 64.8499 2020-01-01 68.4947 2021-01-01 72.3937 2022-01-01 76.4796 2023-01-01 80.7877