Year	Index
1996-01-01	0.22944600000000000
1997-01-01	0.26070200000000000
1998-01-01	0.29407400000000000
1999-01-01	0.29956400000000000
2000-01-01	0.32207399999999997
2001-01-01	0.38151399999999996
2002-01-01	0.47221800000000000
2003-01-01	0.51458600000000000
2004-01-01	0.55354200000000000
2005-01-01	0.53456900000000000
2006-01-01	0.51158800000000000
2007-01-01	0.46460400000000000
2008-01-01	0.45144600000000000
2009-01-01	0.54979300000000000
2010-01-01	0.58845500000000010
2011-01-01	0.58462300000000000
2012-01-01	0.58294399999999990
2013-01-01	0.58475000000000000
2014-01-01	0.58024900000000000
