Quarter	Percent Change
1986-04-01	0.1065946650764460
1986-07-01	0.2129623236772130
1986-10-01	0.3187646369379430
1987-01-01	0.4236690089391000
1987-04-01	0.2662985888675960
1987-07-01	0.1104214918045240
1987-10-01	-0.0446989742340137
1988-01-01	-0.1997869484179580
1988-04-01	-0.1119292743461190
1988-07-01	-0.0236981703585687
1988-10-01	0.0646736821169286
1989-01-01	0.1529522164732430
1989-04-01	-0.0965559796173704
1989-07-01	-0.3461648554740470
1989-10-01	-0.5977496018805270
1990-01-01	-0.8532320681554600
1990-04-01	-0.4153644669255530
1990-07-01	0.0299703042719608
1990-10-01	0.4768946291693900
1991-01-01	0.9194431664778050
1991-04-01	0.4260253032405790
1991-07-01	-0.0587654819147547
1991-10-01	-0.5420675159832430
1992-01-01	-1.0309233120179400
1992-04-01	-0.3211818733718050
1992-07-01	0.4005849242849340
1992-10-01	1.1189044452887000
1993-01-01	1.8184752620338300
1993-04-01	1.1603927872589600
1993-07-01	0.5286537873951010
1993-10-01	-0.0893024533781976
1994-01-01	-0.7051083293780940
1994-04-01	-1.1587328062264000
1994-07-01	-1.6261934292391200
1994-10-01	-2.1144551714218200
1995-01-01	-2.6314760803972800
1995-04-01	-1.8503806244882100
1995-07-01	-1.0169851447190900
1995-10-01	-0.1502329294216740
1996-01-01	0.7280619257441810
1996-04-01	0.0305245396038394
1996-07-01	-0.6615484754941130
1996-10-01	-1.3626266200622600
1997-01-01	-2.0877473481348500
1997-04-01	-1.4789130359778100
1997-07-01	-0.8379550823023750
1997-10-01	-0.1762740493380460
1998-01-01	0.4933576591041300
1998-04-01	-0.0176496539019492
1998-07-01	-0.5263278026139770
1998-10-01	-1.0404791577506600
1999-01-01	-1.5681620450378700
1999-04-01	-1.1104408323089100
1999-07-01	-0.6347854200367250
1999-10-01	-0.1475976937207170
2000-01-01	0.3441532624153740
2000-04-01	-2.7585602018133900
2000-07-01	-3.0773948207311000
2000-10-01	-1.9534316137052200
2001-01-01	0.1176274516832340
2001-04-01	1.2605025493385100
2001-07-01	0.1630113100820210
2001-10-01	-1.9740447040434100
2002-01-01	-3.4195307229059600
2002-04-01	-2.8437963562967500
2002-07-01	-0.6822852409771680
2002-10-01	0.9541577110274540
2003-01-01	0.9667148361162280
2003-04-01	-0.0842882076742503
2003-07-01	-1.2071870364276500
2003-10-01	-1.2309883167516100
2004-01-01	0.0744823792890631
2004-04-01	0.8960027446566570
2004-07-01	0.7092140476458410
2004-10-01	0.6485427987846770
2005-01-01	0.6943467634791520
2005-04-01	0.8001842531054610
2005-07-01	0.9692976866344780
2005-10-01	0.5254644517787070
2006-01-01	-0.4651233287844890
2006-04-01	-0.7504593912595730
2006-07-01	0.0663181731854908
2006-10-01	0.0720827251966801
2007-01-01	-0.5862574484614420
2007-04-01	-0.8742925055356220
2007-07-01	-1.6776742798148000
2007-10-01	-1.3216119034794800
2008-01-01	0.1847613608353090
2008-04-01	0.1474950080830770
2008-07-01	-0.4106186735561120
2008-10-01	-1.1305940202040600
2009-01-01	-2.8389081324316100
2009-04-01	-3.7943863779706900
2009-07-01	-3.2592464727265800
2009-10-01	-3.1227593327582500
2010-01-01	-3.6664026370062100
2010-04-01	-3.6433997444055200
2010-07-01	-3.8619663657017900
2010-10-01	-4.1200137590839300
2011-01-01	-3.5802492208779600