Year	Index
1999-01-01	-0.092564000000000000
2000-01-01	-0.066354000000000000
2001-01-01	-0.048387000000000000
2002-01-01	-0.036162000000000000
2003-01-01	-0.031458000000000000
2004-01-01	-0.030487000000000000
2005-01-01	-0.036031000000000000
2006-01-01	-0.042779000000000005
2007-01-01	-0.052020000000000004
2008-01-01	-0.031431000000000000
2009-01-01	-0.042644999999999995
2010-01-01	-0.050581000000000000
2011-01-01	-0.027877999999999997
2012-01-01	-0.021708000000000000
2013-01-01	-0.018948000000000000
2014-01-01	-0.022826000000000000