Year Index 2010=1 1984-01-01 0.417788631638456 1985-01-01 0.442368051647667 1986-01-01 0.458982196241396 1987-01-01 0.470674724993077 1988-01-01 0.529882763559609 1989-01-01 0.599046297499340 1990-01-01 0.679159967942573 1991-01-01 0.647842057561680 1992-01-01 0.663717035230181 1993-01-01 0.664041638932738 1994-01-01 0.673933750145532 1995-01-01 0.729285381555093 1996-01-01 0.751365121002830 1997-01-01 0.757136248760882 1998-01-01 0.796527722937079 1999-01-01 0.794724495346658 2000-01-01 0.807913515474547 2001-01-01 0.820574165807187 2002-01-01 0.828308885963644 2003-01-01 0.857449684102323 2004-01-01 0.874194941000316 2005-01-01 0.946323533770742 2006-01-01 1.004318862580960 2007-01-01 1.079697701485580 2008-01-01 1.080147469394070 2009-01-01 1.014725766106460 2010-01-01 1.000000000000000