Year	Index 2010=1
1991-01-01	0.972038684210526
1992-01-01	0.957143421052631
1993-01-01	0.896252894736842
1994-01-01	0.921460263157895
1995-01-01	0.956816052631579
1996-01-01	0.897316842105263
1997-01-01	0.937255789473684
1998-01-01	0.939138157894736
1999-01-01	0.957798157894736
2000-01-01	1.055026578947370
2001-01-01	1.077369473684210
2002-01-01	1.049952368421050
2003-01-01	1.010995526315790
2004-01-01	0.998228157894737
2005-01-01	0.981916666666666
2006-01-01	1.068000000000000
2007-01-01	1.091750000000000
2008-01-01	1.027666666666670
2009-01-01	0.871583333333333
2010-01-01	1.000000000000000
2011-01-01	1.053333333333330
2012-01-01	0.985916666666666