Year Index 2010=1 1990-01-01 0.692487295807013 1991-01-01 0.699852559096611 1992-01-01 0.693045968212762 1993-01-01 0.683101741963357 1994-01-01 0.700411744603787 1995-01-01 0.708042765032112 1996-01-01 0.731120792937666 1997-01-01 0.744248224725547 1998-01-01 0.752231622190699 1999-01-01 0.731731427133016 2000-01-01 0.715131142037189 2001-01-01 0.737615749615609 2002-01-01 0.750248390125444 2003-01-01 0.774757839717285 2004-01-01 0.800751058617957 2005-01-01 0.841597575092643 2006-01-01 0.884153407617315 2007-01-01 0.895450894981736 2008-01-01 0.948823945088124 2009-01-01 0.981889393603350 2010-01-01 1.000000000000000