Year Index 2010=1 2000-01-01 0.493688445446059 2001-01-01 0.550357504982231 2002-01-01 0.603587971216270 2003-01-01 0.637755144916838 2004-01-01 0.665123786277678 2005-01-01 0.721812031937346 2006-01-01 0.786400734532216 2007-01-01 0.850371685975516 2008-01-01 0.855050006092847 2009-01-01 0.886259157310461 2010-01-01 1.000000000000000