Annual Index 2010=1
1988-01-01 0.623151868433745
1989-01-01 0.627205902591385
1990-01-01 0.671410195660084
1991-01-01 0.716221858984522
1992-01-01 0.756625508505056
1993-01-01 0.782243467132472
1994-01-01 0.823196942357412
1995-01-01 0.826657373525374
1996-01-01 0.841682659943329
1997-01-01 0.848198343644891
1998-01-01 0.847976332387349
1999-01-01 0.853941537380074
2000-01-01 0.850533041294330
2001-01-01 0.883869042672971
2002-01-01 0.884790237194884
2003-01-01 0.915002158860467
2004-01-01 0.903467010919670
2005-01-01 0.917852727448043
2006-01-01 0.935666749083342
2007-01-01 0.960146576258896
2008-01-01 0.978088307844831
2009-01-01 0.986074551668132
2010-01-01 1.000000000000000