Year	Index
1999-01-01	-0.072680000000000000
2000-01-01	-0.098273000000000000
2001-01-01	-0.103143000000000010
2002-01-01	-0.117800000000000000
2003-01-01	-0.104539000000000000
2004-01-01	-0.115400000000000000
2005-01-01	-0.154899000000000000
2006-01-01	-0.107656999999999990
2007-01-01	-0.099875999999999990
2008-01-01	-0.100845000000000000
2009-01-01	-0.080974000000000000
2010-01-01	-0.081432000000000000
2011-01-01	-0.070147000000000000
2012-01-01	-0.054844000000000004
2013-01-01	-0.039506000000000000
2014-01-01	-0.046237000000000000