Year Index 2010=1, Trend 1992-01-01 0.253366349583882 1993-01-01 0.316502970214013 1994-01-01 0.402420462824068 1995-01-01 0.479722502612150 1996-01-01 0.564183706475911 1997-01-01 0.616888633992110 1998-01-01 0.650232468936399 1999-01-01 0.690123157988046 2000-01-01 0.745341617494432 2001-01-01 0.793696257065583 2002-01-01 0.820467383472172 2003-01-01 0.845386630902544 2004-01-01 0.867673412836356 2005-01-01 0.872563278724866 2006-01-01 0.878269216980494 2007-01-01 0.899365398534493 2008-01-01 0.958071716274492 2009-01-01 0.986040435807056 2010-01-01 1.000000000000000