Year Number 2009-01-01 1039.0428 2010-01-01 1008.8638 2011-01-01 1070.3750 2012-01-01 1136.7217 2013-01-01 1187.5165 2014-01-01 1269.3061 2015-01-01 1350.9816 2016-01-01 1383.9379 2017-01-01 1501.7392