Quarter Index 2010=1 1980-01-01 0.404782811492100 1980-04-01 0.415020763403842 1980-07-01 0.443953444034885 1980-10-01 0.436218985090984 1981-01-01 0.463801525366310 1981-04-01 0.465240658440758 1981-07-01 0.497031370794313 1981-10-01 0.475388742766767 1982-01-01 0.520753498871582 1982-04-01 0.519344008010652 1982-07-01 0.559068588810313 1982-10-01 0.527536465616828 1983-01-01 0.569726684498601 1983-04-01 0.569084729770338 1983-07-01 0.607166949055761 1983-10-01 0.577376089508536 1984-01-01 0.600911866075343 1984-04-01 0.602836355985580 1984-07-01 0.622140275752148 1984-10-01 0.605899734755891 1985-01-01 0.640314242458204 1985-04-01 0.640673880095112 1985-07-01 0.671443638499496 1985-10-01 0.642514450921626 1986-01-01 0.663934885706034 1986-04-01 0.656777062125701 1986-07-01 0.681084799743250 1986-10-01 0.646359113313944 1987-01-01 0.684595370031002 1987-04-01 0.675334163908189 1987-07-01 0.708252545584568 1987-10-01 0.672530634481023 1988-01-01 0.701062867136863 1988-04-01 0.696025254482496 1988-07-01 0.725603731687438 1988-10-01 0.691912278367950 1989-01-01 0.705992958935255 1989-04-01 0.704534750996426 1989-07-01 0.734089010834977 1989-10-01 0.710012682419203 1990-01-01 0.731521035846704 1990-04-01 0.744915937551016 1990-07-01 0.784271325518692 1990-10-01 0.750256008452668 1991-01-01 0.761227444518734 1991-04-01 0.769123575461197 1991-07-01 0.794665186982737 1991-10-01 0.763334354504554 1992-01-01 0.774216851937705 1992-04-01 0.784064812889641 1992-07-01 0.819643710707409 1992-10-01 0.787877557962854 1993-01-01 0.801154501253762 1993-04-01 0.798863873873602 1993-07-01 0.817677787365641 1993-10-01 0.790021116548449 1994-01-01 0.787753118363160 1994-04-01 0.784897000723141 1994-07-01 0.814013687418006 1994-10-01 0.790461711174339 1995-01-01 0.785502601186553 1995-04-01 0.793868850278536 1995-07-01 0.819319075861670 1995-10-01 0.792772547437845 1996-01-01 0.796307956260014 1996-04-01 0.801752443754195 1996-07-01 0.819489660956044 1996-10-01 0.797034795993330 1997-01-01 0.793401557909368 1997-04-01 0.781249843681398 1997-07-01 0.807759519401036 1997-10-01 0.797540588997944 1998-01-01 0.786021867288650 1998-04-01 0.784657083840371 1998-07-01 0.810714634089118 1998-10-01 0.811215265091387 1999-01-01 0.795635614994289 1999-04-01 0.795889521307018 1999-07-01 0.819297732507754 1999-10-01 0.826638278858183 2000-01-01 0.801166554648619 2000-04-01 0.804985262070686 2000-07-01 0.842464273103455 2000-10-01 0.857740043708974 2001-01-01 0.824652564165665 2001-04-01 0.833024086818576 2001-07-01 0.868051031692616 2001-10-01 0.884733913651440 2002-01-01 0.859718337639300 2002-04-01 0.861392990904899 2002-07-01 0.885473492896183 2002-10-01 0.899728702711264 2003-01-01 0.873231588472441 2003-04-01 0.880502388578989 2003-07-01 0.896497041882087 2003-10-01 0.911305367474724 2004-01-01 0.888084839961498 2004-04-01 0.888919890848658 2004-07-01 0.915407314235772 2004-10-01 0.927035069589378 2005-01-01 0.907666417977824 2005-04-01 0.894670914328561 2005-07-01 0.932669633758026 2005-10-01 0.953287695673223 2006-01-01 0.922967106141036 2006-04-01 0.912280180540136 2006-07-01 0.948787542941008 2006-10-01 0.972628573426051 2007-01-01 0.936589270315081 2007-04-01 0.924749724451479 2007-07-01 0.951190651666850 2007-10-01 0.976582724596546 2008-01-01 0.954756465001627 2008-04-01 0.950050152227798 2008-07-01 0.982563313686376 2008-10-01 1.008630037045630 2009-01-01 0.988067600709196 2009-04-01 0.973825720962324 2009-07-01 0.999405750880180 2009-10-01 1.009691375260240 2010-01-01 0.988836937148016 2010-04-01 0.978831447456774 2010-07-01 1.002221585317610 2010-10-01 1.030110030077600 2011-01-01 1.000841308104380