Quarterly Index 2010=1, Trend
1977-04-01 0.267582993639262
1977-07-01 0.270051710561138
1977-10-01 0.274989144492418
1978-01-01 0.282395295258046
1978-04-01 0.292270163033078
1978-07-01 0.302705275841975
1978-10-01 0.313700633772266
1979-01-01 0.325256236911477
1979-04-01 0.337372085084554
1979-07-01 0.351293476239745
1979-10-01 0.367020410377048
1980-01-01 0.384552887408937
1980-04-01 0.403890907510467
1980-07-01 0.421548745250684
1980-10-01 0.437526400629588
1981-01-01 0.451823873734708
1981-04-01 0.464441164478515
1981-07-01 0.477811816507305
1981-10-01 0.491935829733552
1982-01-01 0.506813204157254
1982-04-01 0.522443939778413
1982-07-01 0.531949780547657
1982-10-01 0.535330726464987
1983-01-01 0.532586777442875
1983-04-01 0.523717933568848
1983-07-01 0.517862802145735
1983-10-01 0.515021382998479
1984-01-01 0.515193676302137
1984-04-01 0.518379681881651
1984-07-01 0.531350623210597
1984-10-01 0.554106500376503
1985-01-01 0.586647313204312
1985-04-01 0.628973061869080
1985-07-01 0.665052370938466
1985-10-01 0.694885240675056
1986-01-01 0.718471670816264
1986-04-01 0.735811661537147
1986-07-01 0.757070884146345
1986-10-01 0.782249338818914
1987-01-01 0.811347025554856
1987-04-01 0.844363944179113
1987-07-01 0.867962313422895
1987-10-01 0.882142133286204
1988-01-01 0.886903403769039
1988-04-01 0.882246124783872
1988-07-01 0.878153269163983
1988-10-01 0.874624836996898
1989-01-01 0.871660828107563
1989-04-01 0.869261242583506
1989-07-01 0.876228235365807
1989-10-01 0.876749060759181
1990-01-01 0.879829469633614
1990-04-01 0.888224701973880
1990-07-01 0.896553042913938
1990-10-01 0.908603631372682
1991-01-01 0.916549123160953
1991-04-01 0.902648255358130
1991-07-01 0.878016204824562
1991-10-01 0.869168015089858
1992-01-01 0.876588986766416
1992-04-01 0.878507098830003
1992-07-01 0.874325824251551
1992-10-01 0.874056419309601
1993-01-01 0.869033177113805
1993-04-01 0.856918599789659
1993-07-01 0.850796752980496
1993-10-01 0.849308871944898
1994-01-01 0.843971775934355
1994-04-01 0.843380941722174
1994-07-01 0.844309857094878
1994-10-01 0.839459352603098
1995-01-01 0.835810455827272
1995-04-01 0.833965749029299
1995-07-01 0.834983953428531
1995-10-01 0.838307299655424
1996-01-01 0.841443860551282
1996-04-01 0.851523823516990
1996-07-01 0.867515903503364
1996-10-01 0.873772902596217
1997-01-01 0.867197262911602
1997-04-01 0.866658879588065
1997-07-01 0.872091170722204
1997-10-01 0.871938840564014
1998-01-01 0.871528218483879
1998-04-01 0.873473596734930
1998-07-01 0.866377460397072
1998-10-01 0.847706576515176
1999-01-01 0.830584674431968
1999-04-01 0.814304552343689
1999-07-01 0.797397152393500
1999-10-01 0.785712820529835
2000-01-01 0.774731692669227
2000-04-01 0.764826119126236
2000-07-01 0.762987310407279
2000-10-01 0.767056899936491
2001-01-01 0.776933664618821
2001-04-01 0.786114606716721
2001-07-01 0.786699172415886
2001-10-01 0.786781198690957
2002-01-01 0.785772429935261
2002-04-01 0.791210708950597
2002-07-01 0.805956695465181
2002-10-01 0.814085629056823
2003-01-01 0.822745728121635
2003-04-01 0.832706228527712
2003-07-01 0.836187610558563
2003-10-01 0.838473003924268
2004-01-01 0.838707562412438
2004-04-01 0.840398266486584
2004-07-01 0.847084815073009
2004-10-01 0.853972090779201
2005-01-01 0.856341056300393
2005-04-01 0.857592167469094
2005-07-01 0.866463498905339
2005-10-01 0.881590527302801
2006-01-01 0.896326896965875
2006-04-01 0.905783398662403
2006-07-01 0.907320433563683
2006-10-01 0.900690771452242
2007-01-01 0.895490954112767
2007-04-01 0.896601154432866
2007-07-01 0.898678979676879
2007-10-01 0.904097667384077
2008-01-01 0.916126287984085
2008-04-01 0.936509646554785
2008-07-01 0.955390019683620
2008-10-01 0.969160162771041
2009-01-01 0.981504293715329
2009-04-01 0.986430790096282
2009-07-01 0.989564547881178
2009-10-01 0.994948316972128
2010-01-01 0.998439811370100
2010-04-01 0.997533890166783
2010-07-01 0.997416545976477
2010-10-01 1.006609752486640
2011-01-01 1.017643032964360
2011-04-01 1.022325793394880
2011-07-01 1.024792048354840