Year	Index 2010=1
1987-01-01	0.889538597276533
1988-01-01	0.886583840059928
1989-01-01	0.863882577770512
1990-01-01	0.888938499435386
1991-01-01	0.911246682671132
1992-01-01	0.954996732828154
1993-01-01	0.960389635620235
1994-01-01	0.922140320095400
1995-01-01	0.917474997717471
1996-01-01	0.904551853702838
1997-01-01	0.939068691803990
1998-01-01	0.964603376541386
1999-01-01	0.963427667331036
2000-01-01	0.950585734420818
2001-01-01	0.973691564856950
2002-01-01	0.990836503049669
2003-01-01	1.015232483604380
2004-01-01	0.983175294707544
2005-01-01	0.968050338885082
2006-01-01	0.973827065452216
2007-01-01	0.972446977689316
2008-01-01	1.007464143953080
2009-01-01	1.091450203526710
2010-01-01	1.000000000000000