Monthly
1979-01-31 1.9874
1979-02-28 2.0173
1979-03-31 2.063
1979-04-30 2.0656
1979-05-31 2.0695
1979-06-30 2.1647
1979-07-31 2.2523
1979-08-31 2.2502
1979-09-30 2.2003
1979-10-31 2.0807
1979-11-30 2.1939
1979-12-31 2.2206
1980-01-31 2.2595
1980-02-29 2.2701
1980-03-31 2.1686
1980-04-30 2.2473
1980-05-31 2.3315
1980-06-30 2.3393
1980-07-31 2.3287
1980-08-31 2.3831
1980-09-30 2.3826
1980-10-31 2.4336
1980-11-30 2.3688
1980-12-31 2.401
1981-01-31 2.3824
1981-02-28 2.2087
1981-03-31 2.2468
1981-04-30 2.1547
1981-05-31 2.0805
1981-06-30 1.9494
1981-07-31 1.8574
1981-08-31 1.8525
1981-09-30 1.8116
1981-10-31 1.844
1981-11-30 1.9539
1981-12-31 1.9081
1982-01-31 1.8837
1982-02-28 1.8237
1982-03-31 1.7866
1982-04-30 1.7999
1982-05-31 1.7948
1982-06-30 1.7469
1982-07-31 1.7414
1982-08-31 1.7168
1982-09-30 1.6954
1982-10-31 1.6766
1982-11-30 1.6136
1982-12-31 1.6161
1983-01-31 1.5227
1983-02-28 1.5117
1983-03-31 1.4803
1983-04-30 1.5601
1983-05-31 1.6049
1983-06-30 1.5348
1983-07-31 1.5211
1983-08-31 1.494
1983-09-30 1.4949
1983-10-31 1.4948
1983-11-30 1.4673
1983-12-31 1.4528
1984-01-31 1.4037
1984-02-29 1.4924
1984-03-31 1.4436
1984-04-30 1.3989
1984-05-31 1.389
1984-06-30 1.3598
1984-07-31 1.3104
1984-08-31 1.3109
1984-09-30 1.2392
1984-10-31 1.2159
1984-11-30 1.203
1984-12-31 1.1568
1985-01-31 1.1257
1985-02-28 1.0773
1985-03-31 1.2251
1985-04-30 1.2339
1985-05-31 1.2812
1985-06-30 1.3065
1985-07-31 1.4118
1985-08-31 1.3921
1985-09-30 1.4024
1985-10-31 1.4409
1985-11-30 1.4862
1985-12-31 1.4413
1986-01-31 1.4036
1986-02-28 1.4447
1986-03-31 1.4728
1986-04-30 1.5484
1986-05-31 1.4689
1986-06-30 1.5293
1986-07-31 1.4876
1986-08-31 1.4823
1986-09-30 1.4421
1986-10-31 1.4029
1986-11-30 1.4315
1986-12-31 1.4783
1987-01-31 1.5088
1987-02-28 1.5405
1987-03-31 1.5993
1987-04-30 1.6568
1987-05-31 1.6259
1987-06-30 1.6097
1987-07-31 1.5903
1987-08-31 1.6269
1987-09-30 1.6258
1987-10-31 1.7199
1987-11-30 1.8307
1987-12-31 1.8848
1988-01-31 1.7676
1988-02-29 1.7693
1988-03-31 1.8821
1988-04-30 1.8776
1988-05-31 1.84
1988-06-30 1.7032
1988-07-31 1.7082
1988-08-31 1.6758
1988-09-30 1.6811
1988-10-31 1.7644
1988-11-30 1.8424
1988-12-31 1.8021
1989-01-31 1.751
1989-02-28 1.7386
1989-03-31 1.6818
1989-04-30 1.6838
1989-05-31 1.5664
1989-06-30 1.5439
1989-07-31 1.6533
1989-08-31 1.5671
1989-09-30 1.6118
1989-10-31 1.5709
1989-11-30 1.5609
1989-12-31 1.603
1990-01-31 1.6716
1990-02-28 1.6811
1990-03-31 1.6368
1990-04-30 1.6253
1990-05-31 1.6679
1990-06-30 1.7343
1990-07-31 1.8477
1990-08-31 1.8799
1990-09-30 1.86
1990-10-31 1.9349
1990-11-30 1.9286
1990-12-31 1.9185
1991-01-31 1.9483
1991-02-28 1.9034
1991-03-31 1.7294
1991-04-30 1.7117
1991-05-31 1.695
1991-06-30 1.614
1991-07-31 1.6764
1991-08-31 1.6687
1991-09-30 1.7425
1991-10-31 1.7304
1991-11-30 1.755
1991-12-31 1.8571
1992-01-31 1.7833
1992-02-29 1.7487
1992-03-31 1.7252
1992-04-30 1.7627
1992-05-31 1.8221
1992-06-30 1.8928
1992-07-31 1.9155
1992-08-31 1.9734
1992-09-30 1.7679
1992-10-31 1.5565
1992-11-30 1.5107
1992-12-31 1.5105
1993-01-31 1.4847
1993-02-28 1.4167
1993-03-31 1.5025
1993-04-30 1.5642
1993-05-31 1.5601
1993-06-30 1.4969
1993-07-31 1.4776
1993-08-31 1.4847
1993-09-30 1.4946
1993-10-31 1.4849
1993-11-30 1.479
1993-12-31 1.4752
1994-01-31 1.4964
1994-02-28 1.4843
1994-03-31 1.4826
1994-04-30 1.515
1994-05-31 1.5111
1994-06-30 1.5426
1994-07-31 1.5352
1994-08-31 1.5374
1994-09-30 1.5768
1994-10-31 1.6299
1994-11-30 1.5649
1994-12-31 1.5643
1995-01-31 1.5867
1995-02-28 1.5806
1995-03-31 1.6278
1995-04-30 1.6089
1995-05-31 1.5895
1995-06-30 1.59
1995-07-31 1.5997
1995-08-31 1.548
1995-09-30 1.5815
1995-10-31 1.5798
1995-11-30 1.5281
1995-12-31 1.5494
1996-01-31 1.5098
1996-02-29 1.53
1996-03-31 1.5255
1996-04-30 1.4992
1996-05-31 1.5489
1996-06-30 1.5533
1996-07-31 1.5548
1996-08-31 1.5626
1996-09-30 1.5634
1996-10-31 1.6275
1996-11-30 1.6797
1996-12-31 1.711
1997-01-31 1.6018
1997-02-28 1.6282
1997-03-31 1.6297
1997-04-30 1.6216
1997-05-31 1.6365
1997-06-30 1.6621
1997-07-31 1.6355
1997-08-31 1.6195
1997-09-30 1.6132
1997-10-31 1.6745
1997-11-30 1.6823
1997-12-31 1.6428
1998-01-31 1.6327
1998-02-28 1.6432
1998-03-31 1.6718
1998-04-30 1.6701
1998-05-31 1.6292
1998-06-30 1.6645
1998-07-31 1.6328
1998-08-31 1.6605
1998-09-30 1.6969
1998-10-31 1.6725
1998-11-30 1.6494
1998-12-31 1.6623
1999-01-31 1.6421
1999-02-28 1.6004
1999-03-31 1.6133
1999-04-30 1.6097
1999-05-31 1.6007
1999-06-30 1.5771
1999-07-31 1.6203
1999-08-31 1.6088
1999-09-30 1.647
1999-10-31 1.6408
1999-11-30 1.5934
1999-12-31 1.6125
2000-01-31 1.6209
2000-02-29 1.5789
2000-03-31 1.5955
2000-04-30 1.5641
2000-05-31 1.4958
2000-06-30 1.5151
2000-07-31 1.4984
2000-08-31 1.4556
2000-09-30 1.479
2000-10-31 1.4529
2000-11-30 1.4193
2000-12-31 1.496
2001-01-31 1.4613
2001-02-28 1.4417
2001-03-31 1.4212
2001-04-30 1.4297
2001-05-31 1.4188
2001-06-30 1.4051
2001-07-31 1.4236
2001-08-31 1.4491
2001-09-30 1.4675
2001-10-31 1.4518
2001-11-30 1.4258
2001-12-31 1.4528
2002-01-31 1.4113
2002-02-28 1.4117
2002-03-31 1.4215
2002-04-30 1.4546
2002-05-31 1.4606
2002-06-30 1.5231
2002-07-31 1.5591
2002-08-31 1.5444
2002-09-30 1.5697
2002-10-31 1.5615
2002-11-30 1.5527
2002-12-31 1.6061
2003-01-31 1.6404
2003-02-28 1.572
2003-03-31 1.5776
2003-04-30 1.5949
2003-05-31 1.635
2003-06-30 1.6466
2003-07-31 1.6043
2003-08-31 1.5783
2003-09-30 1.6577
2003-10-31 1.6935
2003-11-30 1.7163
2003-12-31 1.7862
2004-01-31 1.8162
2004-02-29 1.8511
2004-03-31 1.833
2004-04-30 1.7684
2004-05-31 1.8286
2004-06-30 1.8088
2004-07-31 1.8137
2004-08-31 1.7943
2004-09-30 1.805
2004-10-31 1.8283
2004-11-30 1.9077
2004-12-31 1.9158
2005-01-31 1.8828
2005-02-28 1.9221
2005-03-31 1.8874
2005-04-30 1.9071
2005-05-31 1.8198
2005-06-30 1.7904
2005-07-31 1.7592
2005-08-31 1.7978
2005-09-30 1.7678
2005-10-31 1.7694
2005-11-30 1.7301
2005-12-31 1.7164
2006-01-31 1.7776
2006-02-28 1.7514
2006-03-31 1.735
2006-04-30 1.8187
2006-05-31 1.8721
2006-06-30 1.8507
2006-07-31 1.8685
2006-08-31 1.9026
2006-09-30 1.869
2006-10-31 1.9079
2006-11-30 1.9674
2006-12-31 1.9574
2007-01-31 1.9574
2007-02-28 1.96
2007-03-31 1.9612
2007-04-30 1.9994
2007-05-31 1.9778
2007-06-30 2.0057
2007-07-31 2.0313
2007-08-31 2.016
2007-09-30 2.0361
2007-10-31 2.0754
2007-11-30 2.0542
2007-12-31 1.9892
2008-01-31 1.9848
2008-02-29 1.9852
2008-03-31 1.9832
2008-04-30 1.9761
2008-05-31 1.9718
2008-06-30 1.9853
2008-07-31 1.9765
2008-08-31 1.8197
2008-09-30 1.7869
2008-10-31 1.6129
2008-11-30 1.5348
2008-12-31 1.4364
2009-01-31 1.441
2009-02-28 1.4254
2009-03-31 1.4332
2009-04-30 1.482
2009-05-31 1.6124
2009-06-30 1.6468
2009-07-31 1.6578
2009-08-31 1.631
2009-09-30 1.5991
2009-10-31 1.6475
2009-11-30 1.6408
2009-12-31 1.6146
2010-01-31 1.6017
2010-02-28 1.5221
2010-03-31 1.5165
2010-04-30 1.5311
2010-05-31 1.446
2010-06-30 1.4962
2010-07-31 1.5659
2010-08-31 1.5364
2010-09-30 1.5752
2010-10-31 1.5985
2010-11-30 1.557
2010-12-31 1.5652
2011-01-31 1.6013
2011-02-28 1.6261
2011-03-31 1.6025
2011-04-30 1.6641
2011-05-31 1.6456
2011-06-30 1.605
2011-07-31 1.6411
2011-08-31 1.6277
2011-09-30 1.5575
2011-10-31 1.6137
2011-11-30 1.5724
2011-12-31 1.5457
2012-01-31 1.5777
2012-02-29 1.5974
2012-03-31 1.5978
2012-04-30 1.6236
2012-05-31 1.539
2012-06-30 1.5685
2012-07-31 1.567
2012-08-31 1.5881
2012-09-30 1.6148
2012-10-31 1.6109
2012-11-30 1.6028
2012-12-31 1.6167
2013-01-31 1.5854
2013-02-28 1.5177
2013-03-31 1.5179
2013-04-30 1.5561
2013-05-31 1.5158
2013-06-30 1.5164
2013-07-31 1.5161
2013-08-31 1.5468
2013-09-30 1.619
2013-10-31 1.6064
2013-11-30 1.638
2013-12-31 1.6525
2014-01-31 1.6432
2014-02-28 1.6755
2014-03-31 1.667
2014-04-30 1.6881
2014-05-31 1.6771
2014-06-30 1.7093
2014-07-31 1.6879
2014-08-31 1.6605
2014-09-30 1.6208
2014-10-31 1.5996
2014-11-30 1.5661
2014-12-31 1.5605
2015-01-31 1.5016
2015-02-28 1.5448
2015-03-31 1.4844
2015-04-30 1.5365
2015-05-31 1.5258
2015-06-30 1.5726
2015-07-31 1.5603
2015-08-31 1.5352
2015-09-30 1.5145
2015-10-31 1.5441
2015-11-30 1.5056
2015-12-31 1.4821
2016-01-31 1.4188
2016-02-29 1.3931
2016-03-31 1.438
2016-04-30 1.4652
2016-05-31 1.4561
2016-06-30 1.3432
2016-07-31 1.3274
2016-08-31 1.311
2016-09-30 1.3
2016-10-31 1.2221
2016-11-30 1.2511
2016-12-31 1.2315
2017-01-31 1.2595
2017-02-28 1.2456
2017-03-31 1.2516
2017-04-30 1.295
2017-05-31 1.2925
2017-06-30 1.3004
2017-07-31 1.3198
2017-08-31 1.29
2017-09-30 1.343
2017-10-31 1.3292
2017-11-30 1.3549
2017-12-31 1.3524
2018-01-31 1.4236
2018-02-28 1.3802
2018-03-31 1.4051
2018-04-30 1.3796
2018-05-31 1.333
2018-06-30 1.3222
2018-07-31 1.3135
2018-08-31 1.301
2018-09-30 1.3059
2018-10-31 1.2796
2018-11-30 1.2785
2018-12-31 1.279
2019-01-31 1.3171
2019-02-28 1.3322
2019-03-31 1.305
2019-04-30 1.3059
2019-05-31 1.2623
2019-06-30 1.2748
2019-07-31 1.2265
2019-08-31 1.22
2019-09-30 1.2337
2019-10-31 1.2951
2019-11-30 1.2955
2019-12-31 1.3222
2020-01-31 1.319
2020-02-29 1.2788