Year	Percent
1986-01-01	50.000000000000000
1987-01-01	133.333263744315000
1988-01-01	185.714285714285000
1989-01-01	1400.000000000000000
1990-01-01	500.000000000000000
1991-01-01	122.222222222222000
1992-01-01	625.000000000001000
1993-01-01	1500.000000000000000
1994-01-01	107.327586206896000
1995-01-01	3.950103950104040
1996-01-01	4.299999999999930
1997-01-01	4.170661553211890
1998-01-01	6.396686608375540
1999-01-01	4.019138755980840
2000-01-01	4.611315547378020
2001-01-01	3.776702466658890
2002-01-01	1.671784373933820
2003-01-01	1.767337807606280
2004-01-01	2.055396790503290
2005-01-01	3.317178244480450
2006-01-01	3.189825914729490
2007-01-01	2.899282755833870
2008-01-01	6.076968387983510
2009-01-01	2.378528459046700
2010-01-01	1.030555053335730
2011-01-01	2.250000000000000
2012-01-01	3.422982885085560
2013-01-01	2.206461780929880
2014-01-01	-0.208172706245189
2015-01-01	-0.503907720239248
2016-01-01	-1.125000000000000
2017-01-01	1.129372102823420