Year Index 1999-01-01 -0.060279000000000000 2000-01-01 -0.071815999999999990 2001-01-01 -0.071543000000000000 2002-01-01 -0.060438000000000000 2003-01-01 -0.098533000000000010 2004-01-01 -0.085304999999999990 2005-01-01 -0.073165000000000000 2006-01-01 -0.084009000000000000 2007-01-01 -0.087528000000000000 2008-01-01 -0.075716999999999990 2009-01-01 -0.079959000000000000 2010-01-01 -0.058433000000000006 2011-01-01 -0.029593000000000000 2012-01-01 -0.059607000000000010 2013-01-01 -0.049614000000000000 2014-01-01 -0.046180000000000000