Quarterly 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