Quarter	Average 1990 = 100
1975-03-31	195.8444
1975-06-30	194.6955
1975-09-30	195.2023
1975-12-31	195.5822
1976-03-31	195.7529
1976-06-30	195.7675
1976-09-30	194.2988
1976-12-31	171.2484
1977-03-31	171.0377
1977-06-30	170.6079
1977-09-30	168.4177
1977-12-31	163.5782
1978-03-31	158.8085
1978-06-30	156.0997
1978-09-30	150.4337
1978-12-31	149.0902
1979-03-31	149.173
1979-06-30	150.6314
1979-09-30	151.4318
1979-12-31	151.5666
1980-03-31	154.9693
1980-06-30	153.8123
1980-09-30	154.5358
1980-12-31	156.9016
1981-03-31	161.374
1981-06-30	170.6238
1981-09-30	172.1284
1981-12-31	165.2803
1982-03-31	165.0768
1982-06-30	164.5582
1982-09-30	157.2008
1982-12-31	155.185
1983-03-31	141.3368
1983-06-30	143.839
1983-09-30	148.3902
1983-12-31	149.4797
1984-03-31	152.8193
1984-06-30	146.7374
1984-09-30	151.232
1984-12-31	153.118
1985-03-31	129.1755
1985-06-30	120.852
1985-09-30	117.3434
1985-12-31	109.2261
1986-03-31	108.1052
1986-06-30	97.674
1986-09-30	89.4872
1986-12-31	93.6772
1987-03-31	94.3311
1987-06-30	96.4036
1987-09-30	94.1311
1987-12-31	85.8689
1988-03-31	90.0095
1988-06-30	100.8915
1988-09-30	102.0968
1988-12-31	105.9826
1989-03-31	106.0111
1989-06-30	102.5295
1989-09-30	102.4622
1989-12-31	103.3449
1990-03-31	101.3584
1990-06-30	104.0294
1990-09-30	102.7315
1990-12-31	94.6574
1991-03-31	100.1679
1991-06-30	100.5457
1991-09-30	101.037
1991-12-31	92.1688
1992-03-31	97.7044
1992-06-30	90.7506
1992-09-30	85.1119
1992-12-31	88.0683
1993-03-31	88.0608
1993-06-30	81.4181
1993-09-30	78.6698
1993-12-31	85.1561
1994-03-31	84.8582
1994-06-30	85.788
1994-09-30	86.1097
1994-12-31	90.322
1995-03-31	79.5991
1995-06-30	76.5674
1995-09-30	85.8067
1995-12-31	85.8954
1996-03-31	91.6484
1996-06-30	93.1369
1996-09-30	93.8951
1996-12-31	94.7937
1997-03-31	97.7025
1997-06-30	92.056
1997-09-30	91.3739
1997-12-31	85.0942
1998-03-31	88.0296
1998-06-30	83.5096
1998-09-30	78.0888
1998-12-31	76.0008
1999-03-31	81.0882
1999-06-30	86.7423
1999-09-30	81.3145
1999-12-31	81.6097
2000-03-31	76.8993
2000-06-30	77.5554
2000-09-30	72.8255
2000-12-31	74.4936
2001-03-31	68.9424
2001-06-30	72.6965
2001-09-30	68.0785
2001-12-31	73.1319
2002-03-31	76.6376
2002-06-30	74.7374
2002-09-30	72.7508
2002-12-31	72.9632
2003-03-31	77.3261
2003-06-30	84.3582
2003-09-30	82.7017
2003-12-31	87.86
2004-03-31	88.4492
2004-06-30	82.5459
2004-09-30	85.1778
2004-12-31	87.175
2005-03-31	88.2975
2005-06-30	90.1813
2005-09-30	91.106
2005-12-31	89.5011
2006-03-31	87.1727
2006-06-30	88.1411
2006-09-30	89.1252
2006-12-31	92.5102
2007-03-31	94.2902
2007-06-30	99.1084
2007-09-30	99.8259
2007-12-31	97.6367
2008-03-31	95.9741
2008-06-30	103.3144
2008-09-30	89.2492
2008-12-31	78.093
2009-03-31	80.9732
2009-06-30	90.0427
2009-09-30	94.2738
2009-12-31	97.4086
2010-03-31	101.5231
2010-06-30	94.1846
2010-09-30	102.2727
2010-12-31	107.0665
2011-03-31	107.3269
2011-06-30	108.8995
2011-09-30	100.2094
2011-12-31	105.7722
2012-03-31	108.1421
2012-06-30	107.5414
2012-09-30	107.1226
2012-12-31	109.8403
2013-03-31	114.7398
2013-06-30	103.0729
2013-09-30	102.5682
2013-12-31	99.7977
2014-03-31	102.3349
2014-06-30	103.4683
2014-09-30	101.7146
2014-12-31	99.2791
2015-03-31	95.9521
2015-06-30	96.5386
2015-09-30	88.5467
2015-12-31	92.5718
2016-03-31	94.4265
2016-06-30	89.773
2016-09-30	91.8276
2016-12-31	92.8549
2017-03-31	96.0526
2017-06-30	94.7459
2017-09-30	95.9822
2017-12-31	95.4587
2018-03-31	91.1605
2018-06-30	90.9924
2018-09-30	90.1441
2018-12-31	87.4898
2019-03-31	88.3097
2019-06-30	86.5187
2019-09-30	84.8408
2019-12-31	86.5689