Year Index 1996-01-01 -0.009080000000000000 1997-01-01 0.012754000000000001 1998-01-01 0.048450000000000000 1999-01-01 0.197320000000000000 2000-01-01 0.219840000000000000 2001-01-01 0.231461000000000000 2002-01-01 0.288076999999999970 2003-01-01 0.297209000000000000 2004-01-01 0.272459000000000000 2005-01-01 0.284794999999999960 2006-01-01 0.267924000000000000 2007-01-01 0.250055000000000000 2008-01-01 0.303442999999999960 2009-01-01 0.373211000000000000 2010-01-01 0.379424000000000000 2011-01-01 0.314957000000000040 2012-01-01 0.281048000000000000 2013-01-01 0.359819000000000000