Year Index 2010=1 1980-01-01 0.276288603075249 1981-01-01 0.294600392691347 1982-01-01 0.311295402418116 1983-01-01 0.324761873421784 1984-01-01 0.347893876372528 1985-01-01 0.383935013160122 1986-01-01 0.398601516441894 1987-01-01 0.413925778001624 1988-01-01 0.449339282844602 1989-01-01 0.494538824968023 1990-01-01 0.538349785130231 1991-01-01 0.570459062230192 1992-01-01 0.578110268821615 1993-01-01 0.527940418859315 1994-01-01 0.546552623657552 1995-01-01 0.611258333333333 1996-01-01 0.640541666666667 1997-01-01 0.688225000000000 1998-01-01 0.746858333333333 1999-01-01 0.787166666666667 2000-01-01 0.869025000000000 2001-01-01 0.911450000000000 2002-01-01 0.899341666666667 2003-01-01 0.894383333333333 2004-01-01 0.935508333333333 2005-01-01 0.969250000000000 2006-01-01 1.047375000000000 2007-01-01 1.129858333333330 2008-01-01 1.138150000000000 2009-01-01 0.922875000000000 2010-01-01 1.000000000000000 2011-01-01 1.082241666666670 2012-01-01 1.086808333333330