Annual Index 2010=1
1990-01-01 0.530555348056072
1991-01-01 0.524820000998528
1992-01-01 0.535996433447746
1993-01-01 0.542767390938679
1994-01-01 0.597403598232678
1995-01-01 0.628370529050032
1996-01-01 0.669199560130639
1997-01-01 0.697178445081218
1998-01-01 0.723629131808322
1999-01-01 0.718705678990076
2000-01-01 0.722570656944811
2001-01-01 0.730052925293936
2002-01-01 0.746108374809327
2003-01-01 0.769651585354735
2004-01-01 0.802107422403256
2005-01-01 0.857790579663530
2006-01-01 0.892478396124192
2007-01-01 0.884731459386389
2008-01-01 0.915869891400705
2009-01-01 0.952941656964061
2010-01-01 1.000000000000000