Year	Z-score
1996-01-01	9.31173000000000000
1997-01-01	7.74853000000000100
1998-01-01	6.49801999999999950
1999-01-01	4.02292000000000000
2000-01-01	3.54964000000000000
2001-01-01	4.64183000000000100
2002-01-01	4.31027000000000000
2003-01-01	4.31027000000000000
2004-01-01	4.31027000000000000
2005-01-01	0.10678900000000001
2006-01-01	0.70749400000000000
2007-01-01	0.50662500000000000
2008-01-01	0.49356099999999997
2009-01-01	0.31374800000000000
2010-01-01	0.24246100000000000
2011-01-01	0.25922500000000000
2012-01-01	2.62215000000000000
2013-01-01	1.49792000000000010
2014-01-01	1.34219000000000000
2015-01-01	3.24783000000000000
2016-01-01	3.24120000000000000