Quarter	Index source base
1980-07-01	23.0445205479452
1980-10-01	23.3445205479452
1981-01-01	23.8147260273973
1981-04-01	24.2381278538813
1981-07-01	24.8615296803653
1981-10-01	25.4147260273973
1982-01-01	26.1317351598174
1982-04-01	27.0721461187215
1982-07-01	28.1423515981735
1982-10-01	28.7189497716895
1983-01-01	29.2359589041096
1983-04-01	29.7593607305936
1983-07-01	30.2125570776256
1983-10-01	30.6827625570776
1984-01-01	31.3231735159817
1984-04-01	31.9465753424658
1984-07-01	32.4997716894977
1984-10-01	32.8593607305936
1985-01-01	33.3657534246575
1985-04-01	33.9891552511416
1985-07-01	34.9423515981735
1985-10-01	35.7827625570776
1986-01-01	36.6763698630137
1986-04-01	37.3423515981735
1986-07-01	38.1317351598174
1986-10-01	38.8849315068493
1987-01-01	39.6147260273973
1987-04-01	40.4445205479452
1987-07-01	41.6041095890411
1987-10-01	42.4402968036530
1988-01-01	43.5232876712329
1988-04-01	44.4764840182648
1988-07-01	45.8296803652968
1988-10-01	46.8764840182648
1989-01-01	47.6956621004566
1989-04-01	48.7360730593607
1989-07-01	49.5956621004566
1989-10-01	50.4190639269406
1990-01-01	51.0190639269406
1990-04-01	51.7594748858447
1990-07-01	52.5062785388128
1990-10-01	53.0126712328767
1991-01-01	53.4062785388128
1991-04-01	53.8764840182648
1991-07-01	54.3105022831050
1991-10-01	54.4339041095890
1992-01-01	54.4636986301370
1992-04-01	54.6573059360731
1992-07-01	54.8275114155251
1992-10-01	54.8509132420091
1993-01-01	54.7807077625571
1993-04-01	54.9977168949772
1993-07-01	55.2381278538813
1993-10-01	55.4615296803653
1994-01-01	55.3913242009132
1994-04-01	55.6551369863014
1994-07-01	55.7551369863014
1994-10-01	55.8317351598174
1995-01-01	55.9381278538813
1995-04-01	56.2679223744292
1995-07-01	56.5977168949772
1995-10-01	57.0381278538813
1996-01-01	57.3509132420091
1996-04-01	57.7509132420091
1996-07-01	58.3211187214612
1996-10-01	58.6041095890411
1997-01-01	58.8573059360731
1997-04-01	59.3105022831050
1997-07-01	59.7339041095890
1997-10-01	60.1871004566210
1998-01-01	60.3934931506849
1998-04-01	60.9934931506849
1998-07-01	61.4466894977169
1998-10-01	61.7232876712329
1999-01-01	62.0764840182648
1999-04-01	62.3360730593607
1999-07-01	62.6828767123288
1999-10-01	63.1126712328767
2000-01-01	63.6828767123288
2000-04-01	64.1658675799087
2000-07-01	66.1401826484018
2000-10-01	66.4635844748858
2001-01-01	67.1103881278539
2001-04-01	67.6635844748858
2001-07-01	68.2039954337900
2001-10-01	68.6976027397260
2002-01-01	68.9337899543379
2002-04-01	69.4337899543379
2002-07-01	69.8039954337900
2002-10-01	70.0976027397260
2003-01-01	70.3210045662100
2003-04-01	70.8614155251141
2003-07-01	71.3550228310502
2003-10-01	71.7848173515982
2004-01-01	72.1380136986301
2004-04-01	72.6614155251142
2004-07-01	73.1784246575342
2004-10-01	73.5486301369863
2005-01-01	73.8252283105023
2005-04-01	74.4188356164384
2005-07-01	74.8890410958904
2005-10-01	75.3890410958904
2006-01-01	75.9188356164384
2006-04-01	76.6124429223744
2006-07-01	77.3188356164384
2006-10-01	77.9252283105023
2007-01-01	78.7444063926941
2007-04-01	79.7805936073059
2007-07-01	80.9167808219178
2007-10-01	82.0997716894977
2008-01-01	83.4125570776256
2008-04-01	85.0317351598174
2008-07-01	86.5211187214612
2008-10-01	88.0041095890411
2009-01-01	89.4509132420091
2009-04-01	90.7041095890411
2009-07-01	91.6573059360731
2009-10-01	92.3402968036530
2010-01-01	93.1764840182648
2010-04-01	94.0360730593607
2010-07-01	94.9424657534246
2010-10-01	95.8190639269406
2011-01-01	96.8318493150685
2011-04-01	97.8382420091324
2011-07-01	98.8510273972603
2011-10-01	99.6170091324201
2012-01-01	100.2893835616440
2012-04-01	101.3191780821920
2012-07-01	102.1191780821920
2012-10-01	102.8489726027400
2013-01-01	103.6255707762560
2013-04-01	104.5617579908680
2013-07-01	105.2319634703200
2013-10-01	105.8319634703200
2014-01-01	106.5319634703200
2014-04-01	107.1085616438360
2014-07-01	107.8553652968040
2014-10-01	108.3787671232880
2015-01-01	108.7553652968040
2015-04-01	109.2021689497720
2015-07-01	109.7361872146120
2015-10-01	110.0063926940640
2016-01-01	110.2468036529680
2016-04-01	110.4936073059360
2016-07-01	110.8404109589040
2016-10-01	111.1744292237440
2017-01-01	111.2978310502280
2017-04-01	111.4744292237440
2017-07-01	111.7914383561640
2017-10-01	112.2084474885840
2018-01-01	112.4552511415520
2018-04-01	112.5722602739730
2018-07-01	112.9594748858450