Quarterly Index 2010=1, Trend
1977-04-01 0.104328830153116
1977-07-01 0.105613566876913
1977-10-01 0.108183040238702
1978-01-01 0.112037250238484
1978-04-01 0.117176196962062
1978-07-01 0.121997959294522
1978-10-01 0.126502537321668
1979-01-01 0.130689930957696
1979-04-01 0.134560140202605
1979-07-01 0.139210301921837
1979-10-01 0.144640416287004
1980-01-01 0.150850483126494
1980-04-01 0.157840502440308
1980-07-01 0.165372321440453
1980-10-01 0.173445940041123
1981-01-01 0.182061358156514
1981-04-01 0.191218575958236
1981-07-01 0.200245181709441
1981-10-01 0.209141175495933
1982-01-01 0.217906557231907
1982-04-01 0.226541326917363
1982-07-01 0.232501609639497
1982-10-01 0.235787405398306
1983-01-01 0.236398714279598
1983-04-01 0.234335536111761
1983-07-01 0.233760884773669
1983-10-01 0.234674760179517
1984-01-01 0.237077162329305
1984-04-01 0.240968091308837
1984-07-01 0.247823561827703
1984-10-01 0.257643573885902
1985-01-01 0.270428127483434
1985-04-01 0.286177222706104
1985-07-01 0.303343683984291
1985-10-01 0.321927511232190
1986-01-01 0.341928704621411
1986-04-01 0.363347264066149
1986-07-01 0.384263278863994
1986-10-01 0.404676749014944
1987-01-01 0.424587674433197
1987-04-01 0.443996055204555
1987-07-01 0.461142168370615
1987-10-01 0.476026014017180
1988-01-01 0.488647592058446
1988-04-01 0.499006902580217
1988-07-01 0.507684424383490
1988-10-01 0.514680157639873
1989-01-01 0.519994102177757
1989-04-01 0.523626258082947
1989-07-01 0.529255988617031
1989-10-01 0.535257848913158
1990-01-01 0.534404540138052
1990-04-01 0.528090549765476
1990-07-01 0.527539483030824
1990-10-01 0.530347322078362
1991-01-01 0.530136361169399
1991-04-01 0.525363461397777
1991-07-01 0.520658794885307
1991-10-01 0.524644725790302
1992-01-01 0.532935724526926
1992-04-01 0.534548488054793
1992-07-01 0.533883915512254
1992-10-01 0.535903654202268
1993-01-01 0.537786129003790
1993-04-01 0.539973231499895
1993-07-01 0.543630933198340
1993-10-01 0.554493988294644
1994-01-01 0.573947735488818
1994-04-01 0.591107277552161
1994-07-01 0.603008342381901
1994-10-01 0.613014185785856
1995-01-01 0.617547306334013
1995-04-01 0.621337200388288
1995-07-01 0.631373103357099
1995-10-01 0.640945803652525
1996-01-01 0.649450607359396
1996-04-01 0.664469121687887
1996-07-01 0.678187068743458
1996-10-01 0.683657100878393
1997-01-01 0.688329083283641
1997-04-01 0.697481091712729
1997-07-01 0.708517921858834
1997-10-01 0.712353567852424
1998-01-01 0.713448169885888
1998-04-01 0.721670581873338
1998-07-01 0.728813194827339
1998-10-01 0.728206906171790
1999-01-01 0.724110578234182
1999-04-01 0.721520261451519
1999-07-01 0.717698830922017
1999-10-01 0.713159988354990
2000-01-01 0.713965070760618
2000-04-01 0.718636029820320
2000-07-01 0.724697192506655
2000-10-01 0.729134210577661
2001-01-01 0.730174857766339
2001-04-01 0.729816714264805
2001-07-01 0.729153823624569
2001-10-01 0.732557027033237
2002-01-01 0.737186503473769
2002-04-01 0.739226720373487
2002-07-01 0.746649429782923
2002-10-01 0.754186705470316
2003-01-01 0.758421349695938
2003-04-01 0.768843154010714
2003-07-01 0.776457046643016
2003-10-01 0.779725954510921
2004-01-01 0.790704644425800
2004-04-01 0.798969589817832
2004-07-01 0.801805251274189
2004-10-01 0.815378687088735
2005-01-01 0.838250277666514
2005-04-01 0.856780954264549
2005-07-01 0.863851553714493
2005-10-01 0.868916113423406
2006-01-01 0.880450478356117
2006-04-01 0.888181716763271
2006-07-01 0.892718338315358
2006-10-01 0.894119976295072
2007-01-01 0.885504299393227
2007-04-01 0.879007138238313
2007-07-01 0.883889976635395
2007-10-01 0.893323192027388
2008-01-01 0.900002545814164
2008-04-01 0.908175004334762
2008-07-01 0.921050282826339
2008-10-01 0.929953547266714
2009-01-01 0.936238144701738
2009-04-01 0.951690478450720
2009-07-01 0.971136138955321
2009-10-01 0.982318058193722
2010-01-01 0.989420003653949
2010-04-01 0.998367075031456
2010-07-01 1.003927135748760
2010-10-01 1.008285785565840
2011-01-01 1.019612514655560
2011-04-01 1.029702232041610
2011-07-01 1.032079115099260