Year	Index
1999-01-01	-0.026994999999999998
2000-01-01	-0.029386000000000002
2001-01-01	-0.024592000000000000
2002-01-01	-0.017156000000000000
2003-01-01	-0.017414000000000000
2004-01-01	-0.019354000000000000
2005-01-01	-0.022205000000000003
2006-01-01	-0.025018000000000002
2007-01-01	-0.032355000000000000
2008-01-01	-0.032882000000000000
2009-01-01	-0.023528000000000000
2010-01-01	-0.027211000000000003
2011-01-01	-0.034102000000000000
2012-01-01	-0.034663000000000000
2013-01-01	-0.034758000000000000
2014-01-01	-0.032997000000000005