Year Number 2005-01-01 1074.4010 2006-01-01 1102.7002 2007-01-01 1149.0025 2008-01-01 1261.5645 2009-01-01 1331.0865 2010-01-01 1399.5527 2011-01-01 1345.4858 2012-01-01 1358.7185 2013-01-01 1214.3331 2014-01-01 1114.2253 2015-01-01 1079.7892 2016-01-01 1046.1692 2017-01-01 1073.8424