Year Percent Change 2010-01-01 2.0764 2011-01-01 4.7384 2012-01-01 2.6494 2013-01-01 2.8597 2014-01-01 3.2240 2015-01-01 4.3979 2016-01-01 3.2350 2017-01-01 1.3648 2018-01-01 2.3086 2019-01-01 2.0286 2020-01-01 1.9981 2021-01-01 1.9981 2022-01-01 1.9981 2023-01-01 1.9981