Quarterly
2000-03-31 2.7286
2000-06-30 2.6183
2000-09-30 2.5727
2000-12-31 2.5923
2001-03-31 2.5669
2001-06-30 2.5647
2001-09-30 2.5965
2001-12-31 2.6878
2002-03-31 2.6259
2002-06-30 2.6961
2002-09-30 2.7949
2002-12-31 2.7922
2003-03-31 2.7904
2003-06-30 2.9063
2003-09-30 2.8719
2003-12-31 3.0408
2004-03-31 3.0809
2004-06-30 3.1239
2004-09-30 3.0465
2004-12-31 3.1342
2005-03-31 3.1167
2005-06-30 3.0243
2005-09-30 2.9887
2005-12-31 2.8544
2006-03-31 2.8059
2006-06-30 2.9246
2006-09-30 2.9622
2006-12-31 3.0036
2007-03-31 2.9782
2007-06-30 3.0684
2007-09-30 3.0245
2007-12-31 2.8655
2008-03-31 2.7392
2008-06-30 2.7039
2008-09-30 2.548
2008-12-31 2.0709
2009-03-31 2.1785
2009-06-30 2.3836
2009-09-30 2.2537
2009-12-31 2.2672
2010-03-31 2.1203
2010-06-30 2.0891
2010-09-30 2.0724
2010-12-31 2.0059
2011-03-31 2.0212
2011-06-30 1.971
2011-09-30 2.0296
2011-12-31 2.0093
2012-03-31 2.0091
2012-06-30 1.9869
2012-09-30 1.9813
2012-12-31 1.9756
2013-03-31 1.8832
2013-06-30 1.9236
2013-09-30 2.032
2013-12-31 2.0878
2014-03-31 2.097
2014-06-30 2.1317
2014-09-30 2.0675
2014-12-31 2.0621
2015-03-31 2.0367
2015-06-30 2.1182
2015-09-30 2.1538
2015-12-31 2.095
2016-03-31 1.9361
2016-06-30 1.8077
2016-09-30 1.7715
2016-12-31 1.7778
2017-03-31 1.7476
2017-06-30 1.7887
2017-09-30 1.8218
2017-12-31 1.8048
2018-03-31 1.84
2018-06-30 1.8004
2018-09-30 1.7819
2018-12-31 1.7388
2019-03-31 1.7649
2019-06-30 1.722
2019-09-30 1.7039
2019-12-31 1.7773
2020-03-31 1.7652
2020-06-30 1.724
2020-09-30 1.7645
2020-12-31 1.8036
2021-03-31 1.8538
2021-06-30 1.858
2021-09-30 1.831
2021-12-31 1.8195
2022-03-31 1.7812
2022-06-30 1.6901
2022-09-30 1.6028
2022-12-31 1.6136
2023-03-31 1.6438
2023-06-30 1.721
2023-09-30 1.6661
2023-12-31 1.6814