Quarter	Percent Change
1970-04-01	1.1108120508822700
1970-07-01	2.1972172954968200
1970-10-01	3.2249663514931800
1971-01-01	4.1656153927571300
1971-04-01	3.2826346049276600
1971-07-01	2.4846755219929100
1971-10-01	1.7476254189238600
1972-01-01	1.0524224118887100
1972-04-01	1.6845086608599100
1972-07-01	2.2889972531955500
1972-10-01	2.8560170737203200
1973-01-01	3.3777894858692200
1973-04-01	2.8867370235023300
1973-07-01	2.4357377707867600
1973-10-01	2.0166135118575300
1974-01-01	1.6226835692417000
1974-04-01	3.7336190699500400
1974-07-01	5.6591732726425700
1974-10-01	7.3056688264760400
1975-01-01	8.6251485513969700
1975-04-01	6.1255625289952200
1975-07-01	4.0620167588340900
1975-10-01	2.2602273586053700
1976-01-01	0.6033596898037340
1976-04-01	1.4008864550426500
1976-07-01	2.1716100945057000
1976-10-01	2.8987380139581300
1977-01-01	3.5685788792360900
1977-04-01	3.4640941569849000
1977-07-01	3.3659686260457600
1977-10-01	3.2736353821108200
1978-01-01	3.1865928411492000
1978-04-01	3.0339842698913000
1978-07-01	2.8920396082492700
1978-10-01	2.7596254736214800
1979-01-01	2.6357622726854900
1979-04-01	3.6239575228945600
1979-07-01	4.5161768175212100
1979-10-01	5.2959589983350000
1980-01-01	5.9554864320183800
1980-04-01	4.8870342460220800
1980-07-01	3.9598075827468900
1980-10-01	3.1361004453711200
1981-01-01	2.3883214387710100
1981-04-01	2.4048476415582400
1981-07-01	2.4189129269036700
1981-10-01	2.4306575126234700
1982-01-01	2.4402182022260900
1982-04-01	2.4369135930753100
1982-07-01	2.4324601607108300
1982-10-01	2.4269450224109000
1983-01-01	2.4204504016659500
1983-04-01	2.6325072717630300
1983-07-01	2.3811089280999000
1983-10-01	2.0511095264739200
1984-01-01	2.0431220346250600
1984-04-01	2.3095478484900500
1984-07-01	2.2009217696450900
1984-10-01	2.3307869485480000
1985-01-01	2.9797518634758800
1985-04-01	2.5775991797903500
1985-07-01	1.6447130615890200
1985-10-01	0.5353603887810760
1986-01-01	-0.0203861210286000
1986-04-01	1.0896216630147000
1986-07-01	2.0725838501423400
1986-10-01	1.9688838033366600
1987-01-01	1.7884497819431900
1987-04-01	1.7731353116523000
1987-07-01	1.6272031136789400
1987-10-01	1.7850094831192200
1988-01-01	1.4753512450765100
1988-04-01	0.6914490720237970
1988-07-01	1.7653661010643500
1988-10-01	3.4011186868791800
1989-01-01	3.3373498980611800
1989-04-01	2.8449936802030200
1989-07-01	2.6880254965864500
1989-10-01	2.7938572750666500
1990-01-01	3.1244698380189800
1990-04-01	3.2633197700449300
1990-07-01	3.0487179153215500
1990-10-01	2.4990561390379700
1991-01-01	1.7788941465946800
1991-04-01	1.5379438877184200
1991-07-01	1.5743909980113600
1991-10-01	1.3667016117149900
1992-01-01	1.2872152772720600
1992-04-01	0.9444007063128940
1992-07-01	0.0848665976725646
1992-10-01	-0.3783144955843150
1993-01-01	-0.1853077770479170
1993-04-01	-0.0919263717112211
1993-07-01	-0.4383688118303390
1993-10-01	-0.7741116905331020
1994-01-01	-0.5624795152989980
1994-04-01	-0.0275954171799913
1994-07-01	0.4426450513377680
1994-10-01	0.6648515329075830
1995-01-01	0.3803268932584730
1995-04-01	0.1960620694634740
1995-07-01	0.4568853643034580
1995-10-01	0.8046125762941760
1996-01-01	0.8973139814966540
1996-04-01	0.7903560311561700
1996-07-01	1.0794001422603500
1996-10-01	1.3170943887651300
1997-01-01	1.2083001024134800
1997-04-01	1.3651664553078200
1997-07-01	1.3542710650200600
1997-10-01	1.3096364566177900
1998-01-01	1.4415117033443200
1998-04-01	1.1573784402279400
1998-07-01	0.7339070315792950
1998-10-01	0.4752939709559530
1999-01-01	0.9380690803463180
1999-04-01	1.4513937933703100
1999-07-01	1.0002995013129100
1999-10-01	0.8344069886238310
2000-01-01	0.9994980031583440
2000-04-01	1.1882290037590400
2000-07-01	1.8837748614656200
2000-10-01	1.9546163400332000
2001-01-01	0.9575833140576140
2001-04-01	0.2348023617344110
2001-07-01	0.4238450725543900
2001-10-01	0.7175743102088520
2002-01-01	0.8181069330604300
2002-04-01	0.8489452610262120
2002-07-01	0.5484288581932430
2002-10-01	0.3136795525563380
2003-01-01	0.6486800329476770
2003-04-01	1.0185570045630600
2003-07-01	0.8230013863221360
2003-10-01	0.8203719682866940
2004-01-01	0.9092796298565280
2004-04-01	0.4328844895438500
2004-07-01	0.1846390269476490
2004-10-01	0.1792826068720670
2005-01-01	0.1276771503771490
2005-04-01	0.3822325119125680
2005-07-01	0.3661578855218470
2005-10-01	-0.0898224071331759
2006-01-01	-0.2358792099151940
2006-04-01	-0.2270494289190380
2006-07-01	-0.0178636787550068
2006-10-01	0.3952168423369460
2007-01-01	0.4326225952750940
2007-04-01	0.3537826598268810
2007-07-01	0.0262307548114013
2007-10-01	-0.4576664466743830
2008-01-01	-0.5813195255113860
2008-04-01	-0.2008646543493550
2008-07-01	0.4495760811606910
2008-10-01	0.6690758767387660
2009-01-01	0.7217751277919040
2009-04-01	0.8554877991068930
2009-07-01	1.0577462439759200
2009-10-01	1.3581691208115500
2010-01-01	1.4282359008215600
2010-04-01	1.3624320645247200
2010-07-01	1.3188755327675400
2010-10-01	1.4736218510477000
2011-01-01	1.6229675552483100