Quarter	Percent Change
1985-04-01	-0.36339380838888800
1985-07-01	-0.72943835057982900
1985-10-01	-1.10219737623103000
1986-01-01	-1.48597486392486000
1986-04-01	-0.77778200643615600
1986-07-01	-0.04754464502010810
1986-10-01	0.68911722357781400
1987-01-01	1.41604350815301000
1987-04-01	0.66618564910519700
1987-07-01	-0.06347750339004770
1987-10-01	-0.78923297796722600
1988-01-01	-1.52699973225641000
1988-04-01	-0.88748283236613800
1988-07-01	-0.22629540744727000
1988-10-01	0.44384318410467200
1989-01-01	1.10957030958412000
1989-04-01	1.03690982010037000
1989-07-01	0.96640496816067500
1989-10-01	0.89786457171995800
1990-01-01	0.83111190912656800
1990-04-01	0.72375796635543900
1990-07-01	0.61877611659383200
1990-10-01	0.51580321578985000
1991-01-01	0.41449761553854700
1991-04-01	0.77075403632725800
1991-07-01	1.12008832188178000
1991-10-01	1.45897598148012000
1992-01-01	1.78423903119014000
1992-04-01	1.46089840815561000
1992-07-01	1.15200521658144000
1992-10-01	0.85430532554156400
1993-01-01	0.56489946073689400
1993-04-01	0.48198558239995600
1993-07-01	0.40031543008751800
1993-10-01	0.31967751706132600
1994-01-01	0.23986893185111700
1994-04-01	0.16660958539643100
1994-07-01	0.09376800666548360
1994-10-01	0.02118370210570440
1995-01-01	-0.05130189279091880
1995-04-01	0.38289536177173600
1995-07-01	0.23159780807972300
1995-10-01	1.02335778440914000
1996-01-01	1.89495548439861000
1996-04-01	1.48669510867044000
1996-07-01	0.82921281564748900
1996-10-01	0.39827940661529900
1997-01-01	-0.12669256810384800
1997-04-01	-0.15465865117778300
1997-07-01	0.26415537884446400
1997-10-01	0.28203076271674900
1998-01-01	-0.27579677459003800
1998-04-01	-0.66092279966553000
1998-07-01	-0.30666708423327300
1998-10-01	0.06610776325339060
1999-01-01	-0.19703741557680200
1999-04-01	-0.22027037385299700
1999-07-01	0.33193906106630100
1999-10-01	0.84285611993402600
2000-01-01	1.43556462618838000
2000-04-01	2.14662268600306000
2000-07-01	2.18131777509128000
2000-10-01	1.76618052805245000
2001-01-01	1.78259119305568000
2001-04-01	1.41968933736480000
2001-07-01	0.36094338009749000
2001-10-01	-0.02320490217440860
2002-01-01	0.07006639581277140
2002-04-01	0.21495562800094200
2002-07-01	0.69967852522655500
2002-10-01	0.63340663272584000
2003-01-01	0.02095389922519780
2003-04-01	-0.27574577860923100
2003-07-01	-0.30354407823965100
2003-10-01	0.00293188190940275
2004-01-01	0.44323916781193400
2004-04-01	0.26817306491548500
2004-07-01	0.04407919596376960
2004-10-01	0.22818478634907900
2005-01-01	0.38998121766525600
2005-04-01	0.75414178560124900
2005-07-01	1.00842168419098000
2005-10-01	0.59045131392489700
2006-01-01	0.19264881113826300
2006-04-01	0.09203552739392330
2006-07-01	-0.21509422645790000
2006-10-01	-0.14026375423911100
2007-01-01	0.34107731557789900
2007-04-01	0.42738682339630700
2007-07-01	0.59296129924451100
2007-10-01	1.21469690116805000
2008-01-01	1.83848352279578000
2008-04-01	2.38814789877135000
2008-07-01	2.86481462671974000
2008-10-01	2.72959207215385000
2009-01-01	2.15187493591072000
2009-04-01	1.46455247596537000
2009-07-01	0.58360168251316400
2009-10-01	-0.05505278226375750
2010-01-01	-0.21275541908655700
2010-04-01	0.19598984287518800
2010-07-01	0.56350228105865600
2010-10-01	0.47377826120591700
2011-01-01	0.71537584673158300
2011-04-01	1.09018842699415000
2011-07-01	1.00482121657678000