Year	Index
1999-01-01	0.000000000000000000
2000-01-01	0.000000000000000000
2001-01-01	0.080144000000000000
2002-01-01	-0.013491999999999999
2003-01-01	-0.018917000000000000
2004-01-01	-0.031863999999999996
2005-01-01	0.018394999999999998
2006-01-01	-0.013087000000000000
2007-01-01	0.017874000000000000
2008-01-01	0.028829000000000000
2009-01-01	0.052101000000000000
2010-01-01	0.042523000000000005
2011-01-01	0.021790000000000000
2012-01-01	0.026448000000000003
2013-01-01	0.035716000000000005
2014-01-01	0.027355000000000000