Year Index 2010=1 1984-01-01 0.460360584375041 1985-01-01 0.484487372389519 1986-01-01 0.523685140436147 1987-01-01 0.543687286923554 1988-01-01 0.583718498999190 1989-01-01 0.644708984681682 1990-01-01 0.713790946320780 1991-01-01 0.705463733351152 1992-01-01 0.714860753499807 1993-01-01 0.713802380185386 1994-01-01 0.716665499505110 1995-01-01 0.735289805340458 1996-01-01 0.748953032827172 1997-01-01 0.766621647866510 1998-01-01 0.770628712998214 1999-01-01 0.779052015214882 2000-01-01 0.791673804915171 2001-01-01 0.813379093903179 2002-01-01 0.801136059859406 2003-01-01 0.815672546704949 2004-01-01 0.833351927910290 2005-01-01 0.868686582318010 2006-01-01 0.907219999881120 2007-01-01 0.967717824977326 2008-01-01 0.998235997512395 2009-01-01 0.991105901580287 2010-01-01 1.000000000000000