Year Index 1999-01-01 -0.048232000000000000 2000-01-01 -0.053777000000000000 2001-01-01 -0.047458000000000000 2002-01-01 -0.034762000000000000 2003-01-01 -0.032274000000000004 2004-01-01 -0.035987000000000000 2005-01-01 -0.054744000000000010 2006-01-01 -0.053789000000000000 2007-01-01 -0.053492000000000000 2008-01-01 -0.033727999999999994 2009-01-01 -0.032436000000000000 2010-01-01 -0.030993000000000000 2011-01-01 -0.020682000000000000 2012-01-01 -0.028743000000000000 2013-01-01 -0.026732000000000000 2014-01-01 -0.026744999999999998