Quarter Index 2010=1 1988-01-01 0.507694224035624 1988-04-01 0.512723432760608 1988-07-01 0.546196599573736 1988-10-01 0.523675129407190 1989-01-01 0.528606039428325 1989-04-01 0.551666944434421 1989-07-01 0.554557913531585 1989-10-01 0.531361656063427 1990-01-01 0.515512358419584 1990-04-01 0.548822142117773 1990-07-01 0.545567584254766 1990-10-01 0.579318911159811 1991-01-01 0.514585938433882 1991-04-01 0.567285905280552 1991-07-01 0.566303711141288 1991-10-01 0.606204826130863 1992-01-01 0.536427993162171 1992-04-01 0.586612545017014 1992-07-01 0.566758404531948 1992-10-01 0.599970057117195 1993-01-01 0.539615618435163 1993-04-01 0.566387438100647 1993-07-01 0.563137173203266 1993-10-01 0.561973120389771 1994-01-01 0.534124408699401 1994-04-01 0.565512703714115 1994-07-01 0.556802101679298 1994-10-01 0.580179069694945 1995-01-01 0.555854671241289 1995-04-01 0.606952825276536 1995-07-01 0.587181515474968 1995-10-01 0.616094484696861 1996-01-01 0.605478370444370 1996-04-01 0.638069669696146 1996-07-01 0.608613016712710 1996-10-01 0.628787899891394 1997-01-01 0.599155565564480 1997-04-01 0.629274969218849 1997-07-01 0.608620480020474 1997-10-01 0.628438380774540 1998-01-01 0.614867181201215 1998-04-01 0.677734525888248 1998-07-01 0.671830033353946 1998-10-01 0.663870274695228 1999-01-01 0.690529773857051 1999-04-01 0.715521120461367 1999-07-01 0.716037555884799 1999-10-01 0.685950131698428 2000-01-01 0.737176997038873 2000-04-01 0.743326821423321 2000-07-01 0.720980615766642 2000-10-01 0.691247868623946 2001-01-01 0.767467629067817 2001-04-01 0.805049462560557 2001-07-01 0.795689926363100 2001-10-01 0.756533418869942 2002-01-01 0.832569636393427 2002-04-01 0.835987380008509 2002-07-01 0.842864790901112 2002-10-01 0.824455627505838 2003-01-01 0.854932823969056 2003-04-01 0.886239114709446 2003-07-01 0.866942733060300 2003-10-01 0.819329632470111 2004-01-01 0.851200362819044 2004-04-01 0.861390921241968 2004-07-01 0.857837678447343 2004-10-01 0.843115578877501 2005-01-01 0.891652113193755 2005-04-01 0.877940055373251 2005-07-01 0.870895333779875 2005-10-01 0.872940850304033 2006-01-01 0.926372202287306 2006-04-01 0.925751003273386 2006-07-01 0.912135852346591 2006-10-01 0.923543558861386 2007-01-01 0.971524095105076 2007-04-01 0.993015943050480 2007-07-01 0.971716333874236 2007-10-01 0.980796529232450 2008-01-01 1.002817312622240 2008-04-01 1.028913753233810 2008-07-01 1.018303683477550 2008-10-01 1.022335149355570 2009-01-01 0.979267268847218 2009-04-01 1.047676698769440 2009-07-01 1.003270219824290 2009-10-01 0.939673666092706 2010-01-01 0.975800938104399 2010-04-01 1.046259943359630 2010-07-01 1.008739404399100 2010-10-01 0.969199714136868 2011-01-01 0.990514277164275 2011-04-01 1.084610853526920