Quarter Index 2010=1 1987-01-01 0.510428524130010 1987-04-01 0.590799799921615 1987-07-01 0.459804421696033 1987-10-01 0.526963101266886 1988-01-01 0.520283078141946 1988-04-01 0.605934638511081 1988-07-01 0.472564734740247 1988-10-01 0.530294954352676 1989-01-01 0.512976198984627 1989-04-01 0.597756652069337 1989-07-01 0.476056550618925 1989-10-01 0.529673206096282 1990-01-01 0.522249465865935 1990-04-01 0.614322911661803 1990-07-01 0.491486301156059 1990-10-01 0.541719102504116 1991-01-01 0.549734010230046 1991-04-01 0.630376556538121 1991-07-01 0.522390582515726 1991-10-01 0.559710019302108 1992-01-01 0.572805102365948 1992-04-01 0.654797889765853 1992-07-01 0.546092090422698 1992-10-01 0.580179623663610 1993-01-01 0.601637849131068 1993-04-01 0.673378875097923 1993-07-01 0.562981922985290 1993-10-01 0.586780332387741 1994-01-01 0.593246873445461 1994-04-01 0.692303267725370 1994-07-01 0.571987577487046 1994-10-01 0.612016368733687 1995-01-01 0.608195027881788 1995-04-01 0.697097067462281 1995-07-01 0.587121080238821 1995-10-01 0.616034359738812 1996-01-01 0.643066559111360 1996-04-01 0.717282953335775 1996-07-01 0.598716179982348 1996-10-01 0.622174501332194 1997-01-01 0.670077517088240 1997-04-01 0.747072885342366 1997-07-01 0.621420365809195 1997-10-01 0.646570989200431 1998-01-01 0.703865487748235 1998-04-01 0.790423977647380 1998-07-01 0.657448808626157 1998-10-01 0.682860517509924 1999-01-01 0.736096148209150 1999-04-01 0.827335797862916 1999-07-01 0.685994203137002 1999-10-01 0.706692231928480 2000-01-01 0.785922109879298 2000-04-01 0.884805927155815 2000-07-01 0.731415579028721 2000-10-01 0.747642012043135 2001-01-01 0.820461839628374 2001-04-01 0.922888973251451 2001-07-01 0.770218159797317 2001-10-01 0.783597758818659 2002-01-01 0.880038539810961 2002-04-01 0.984056016871596 2002-07-01 0.806706393550223 2002-10-01 0.828899384809607 2003-01-01 0.898692472506174 2003-04-01 1.011716852849720 2003-07-01 0.821304642205676 2003-10-01 0.852244590109833 2004-01-01 0.894586848091270 2004-04-01 1.029315524295000 2004-07-01 0.826031888185955 2004-10-01 0.862643311573748 2005-01-01 0.896403650532334 2005-04-01 1.037252168066350 2005-07-01 0.843436871715970 2005-10-01 0.876718072500917 2006-01-01 0.907210272559451 2006-04-01 1.075480875377910 2006-07-01 0.833798567578640 2006-10-01 0.936400638410521 2007-01-01 0.949305515341141 2007-04-01 1.107460771086790 2007-07-01 0.861696474580833 2007-10-01 0.997344757241957 2008-01-01 0.984257584348881 2008-04-01 1.130596519453820 2008-07-01 0.889928557139287 2008-10-01 0.996324523575639 2009-01-01 1.003783905449420 2009-04-01 1.168974651533330 2009-07-01 0.906819962347194 2009-10-01 0.992987521837079 2010-01-01 0.962369764934691 2010-04-01 1.151426457330130 2010-07-01 0.902521540616693 2010-10-01 0.983682237118490 2011-01-01 0.980350193130172