Year	Z-score
1996-01-01	0.5994700000000000
1997-01-01	0.5651420000000000
1998-01-01	0.5975030000000000
1999-01-01	0.6405980000000000
2000-01-01	0.4801820000000000
2001-01-01	0.5490619999999999
2002-01-01	0.6050180000000001
2003-01-01	0.9324459999999999
2004-01-01	1.8039500000000000
2005-01-01	0.8442750000000000
2006-01-01	0.7992770000000000
2007-01-01	0.6411250000000000
2008-01-01	0.9011440000000001
2009-01-01	1.1945400000000000
2010-01-01	1.4664600000000000
2011-01-01	1.1914300000000000
2012-01-01	1.4762300000000000
2013-01-01	1.5553600000000000
2014-01-01	1.7239400000000002
2015-01-01	6.7242899999999990
2016-01-01	1.6665400000000001