Quarter	Index 2010=1
1981-01-01	0.235857185939631
1981-04-01	0.271749127010116
1981-07-01	0.285273065375757
1981-10-01	0.353946237562927
1982-01-01	0.280773029086779
1982-04-01	0.324455925561310
1982-07-01	0.332607633181341
1982-10-01	0.411636682689012
1983-01-01	0.323830743970380
1983-04-01	0.376816045809263
1983-07-01	0.383318674117989
1983-10-01	0.462328833514562
1984-01-01	0.364106741946007
1984-04-01	0.414128503836168
1984-07-01	0.411062162836893
1984-10-01	0.490843170212166
1985-01-01	0.393679829820899
1985-04-01	0.446323073470948
1985-07-01	0.441313426588582
1985-10-01	0.540960499010083
1986-01-01	0.423737723297537
1986-04-01	0.474913644856707
1986-07-01	0.466823402090037
1986-10-01	0.559698572435296
1987-01-01	0.440085895609665
1987-04-01	0.488315014368276
1987-07-01	0.493874472059112
1987-10-01	0.591645352985051
1988-01-01	0.456667559126723
1988-04-01	0.513194707342219
1988-07-01	0.517716966978090
1988-10-01	0.612558595043695
1989-01-01	0.487807297429446
1989-04-01	0.542710909671854
1989-07-01	0.547792747201142
1989-10-01	0.656079559183345
1990-01-01	0.522621352754628
1990-04-01	0.595419901865335
1990-07-01	0.592810414096800
1990-10-01	0.703969860659101
1991-01-01	0.571123565420716
1991-04-01	0.643857505719504
1991-07-01	0.636665587653451
1991-10-01	0.765374471332992
1992-01-01	0.605996281798552
1992-04-01	0.684201813370629
1992-07-01	0.673033097559383
1992-10-01	0.793824891941661
1993-01-01	0.621490086109507
1993-04-01	0.693597221045708
1993-07-01	0.680413903602184
1993-10-01	0.791638560211811
1994-01-01	0.612980524262991
1994-04-01	0.691734304564313
1994-07-01	0.669202928638307
1994-10-01	0.779090211068618
1995-01-01	0.624481398686274
1995-04-01	0.695335865341809
1995-07-01	0.673812439606705
1995-10-01	0.801923693459796
1996-01-01	0.645278669549794
1996-04-01	0.727230354935941
1996-07-01	0.705126923654062
1996-10-01	0.835268922083404
1997-01-01	0.681585099674519
1997-04-01	0.742254891372293
1997-07-01	0.719957789343246
1997-10-01	0.843501916096674
1998-01-01	0.660040478266385
1998-04-01	0.736048961305670
1998-07-01	0.711622704946630
1998-10-01	0.860868088830749
1999-01-01	0.683344661409111
1999-04-01	0.759116097412061
1999-07-01	0.739798358554420
1999-10-01	0.866714364857564
2000-01-01	0.690047420625989
2000-04-01	0.745811371608931
2000-07-01	0.722468549731459
2000-10-01	0.852476043532151
2001-01-01	0.701956249640338
2001-04-01	0.750137246684787
2001-07-01	0.746987133958374
2001-10-01	0.880417458843793
2002-01-01	0.740127448014454
2002-04-01	0.783423482849449
2002-07-01	0.763515304741278
2002-10-01	0.909096580163565
2003-01-01	0.753050844203285
2003-04-01	0.826951639030928
2003-07-01	0.807053158716613
2003-10-01	0.956477441636425
2004-01-01	0.774758480461715
2004-04-01	0.835022423777261
2004-07-01	0.813524123593921
2004-10-01	0.972369331366426
2005-01-01	0.807165843792067
2005-04-01	0.859355665628496
2005-07-01	0.829811253861446
2005-10-01	1.001418836914570
2006-01-01	0.826058149789674
2006-04-01	0.881686440979797
2006-07-01	0.840405900884539
2006-10-01	0.992887450028301
2007-01-01	0.835430077518540
2007-04-01	0.909387662869521
2007-07-01	0.864046445791581
2007-10-01	1.037038994792700
2008-01-01	0.874026376680493
2008-04-01	0.920492008394091
2008-07-01	0.913985631139642
2008-10-01	1.101579965364330
2009-01-01	0.936444810015831
2009-04-01	1.009094759460630
2009-07-01	0.936008444851217
2009-10-01	1.146411509608180
2010-01-01	0.933601928674977
2010-04-01	0.994903537563519
2010-07-01	0.922887499814415
2010-10-01	1.148607033947090
2011-01-01	0.931722928905769