Quarter	Percent Change
1986-04-01	0.0534428473811996
1986-07-01	0.1068286025154110
1986-10-01	0.1600719011980400
1987-01-01	0.2130880816085600
1987-04-01	-0.1661638111307590
1987-07-01	-0.5458696418672950
1987-10-01	-0.9303775835089230
1988-01-01	-1.3242095828555600
1988-04-01	-0.4678706215268280
1988-07-01	0.4081485243691280
1988-10-01	1.2811380964885100
1989-01-01	2.1285174744733800
1989-04-01	1.2417708066564600
1989-07-01	0.3944871342951450
1989-10-01	-0.4358463646905730
1990-01-01	-1.2701657234580800
1990-04-01	-0.5829131530892320
1990-07-01	0.1213878444863390
1990-10-01	0.8281013762271850
1991-01-01	1.5223554331149600
1991-04-01	0.9123085404448850
1991-07-01	0.3221507490587450
1991-10-01	-0.2589250900754030
1992-01-01	-0.8411443596286350
1992-04-01	-0.1188919754610440
1992-07-01	0.6112224095999100
1992-10-01	1.3333286619470500
1993-01-01	2.0320542350916600
1993-04-01	1.6544055127977900
1993-07-01	1.2957892997234900
1993-10-01	0.9517652914207900
1994-01-01	0.6184312266385240
1994-04-01	0.7070938289026820
1994-07-01	0.7939436160365040
1994-10-01	0.8787810656548810
1995-01-01	0.9614235203220270
1995-04-01	0.0106048317034025
1995-07-01	-0.9309597998403690
1995-10-01	-1.8901195601527400
1996-01-01	-2.8952547929336100
1996-04-01	-2.1430948021329100
1996-07-01	-1.3331818988516200
1996-10-01	-0.4827707327713790
1997-01-01	0.3875251151609080
1997-04-01	1.7232354471026700
1997-07-01	3.0085965127918800
1997-10-01	4.1968826641215600
1998-01-01	5.2525963263160200
1998-04-01	4.1227087915408100
1998-07-01	3.1260715498530000
1998-10-01	2.2231737773881800
1999-01-01	1.3842623656597400
1999-04-01	3.1119681754676200
1999-07-01	4.7119401221602500
1999-10-01	6.1175761825274000
2000-01-01	7.2893157657283400
2000-04-01	2.3906994697560200
2000-07-01	2.8246616587148200
2000-10-01	2.9707129583208600
2001-01-01	2.7520380334191000
2001-04-01	2.4238199512651000
2001-07-01	2.2661984167619800
2001-10-01	2.2510416648979200
2002-01-01	2.2410972838556400
2002-04-01	2.0656803755574000
2002-07-01	1.7076464502836400
2002-10-01	1.4222082968881900
2003-01-01	1.2646258052745100
2003-04-01	0.9739342200248530
2003-07-01	0.7420165933406130
2003-10-01	0.8564589792325110
2004-01-01	1.1990792633135000
2004-04-01	1.7443395870903700
2004-07-01	2.0963357788062200
2004-10-01	2.0308405311779400
2005-01-01	1.8506187048027900
2005-04-01	1.5944355994213000
2005-07-01	1.6038585375032200
2005-10-01	1.9443189877629800
2006-01-01	2.2466302565327200
2006-04-01	2.4877527654434300
2006-07-01	2.5759467599435100
2006-10-01	2.3968155353177100
2007-01-01	2.0310707080709300
2007-04-01	1.5552503596149400
2007-07-01	0.9226876986660570
2007-10-01	0.3612342364907370
2008-01-01	0.2623266359668180
2008-04-01	0.5424083348595670
2008-07-01	0.9395549663597790
2008-10-01	1.1555635761785000
2009-01-01	1.2112574006754000
2009-04-01	1.5868724949284400
2009-07-01	2.0623018594985800
2009-10-01	2.4093761085594000
2010-01-01	2.6389885055342800
2010-04-01	2.4388923078340600
2010-07-01	2.1412880673261000
2010-10-01	2.0896573535372000
2011-01-01	2.0291087958675000