Year Percent 1995-01-01 -0.798944337811898 1996-01-01 7.150861408727950 1997-01-01 7.960213977774580 1998-01-01 14.806503543776300 1999-01-01 4.008207020887810 2000-01-01 -0.791992529473561 2001-01-01 -0.600648300123679 2002-01-01 3.225083614815790 2003-01-01 1.210011336318950 2004-01-01 3.924781663088360 2005-01-01 6.349255065496950 2006-01-01 6.143255756906880 2007-01-01 7.668393430198520 2008-01-01 24.997178852838800 2009-01-01 -0.661307602417437 2010-01-01 3.996230079541980 2011-01-01 5.478587304118990 2012-01-01 2.932724618201220 2013-01-01 2.942600159850480 2014-01-01 3.855238553479090 2015-01-01 1.221270060807060 2016-01-01 3.045414640170880 2017-01-01 2.890924692105800