Quarter	Percent
2004-01-01	5.77377674657553
2004-04-01	5.41102652784719
2004-07-01	5.51368582845636
2004-10-01	5.28311374184465
2005-01-01	5.43347582395436
2005-04-01	5.28828446250326
2005-07-01	5.46786469183716
2005-10-01	5.41602931005146
2006-01-01	5.28313099560625
2006-04-01	4.97399817233712
2006-07-01	5.09598296292774
2006-10-01	4.71951375740960
2007-01-01	4.79470061078632
2007-04-01	4.54013774868089
2007-07-01	4.74928108109997
2007-10-01	4.59836183582448
2008-01-01	4.77017346542070
2008-04-01	4.70152547775317
2008-07-01	5.06602999215383
2008-10-01	5.16209700742337
2009-01-01	6.06533048026914
2009-04-01	6.21361810186733
2009-07-01	6.69275197084640
2009-10-01	6.54628048340172
2010-01-01	6.72814889869778
2010-04-01	6.39783747576936
2010-07-01	6.65334506873777
2010-10-01	6.46248555629655
2011-01-01	6.39353995389992
2011-04-01	6.20365940613868
2011-07-01	6.55738961891740
2011-10-01	6.26714249000738
2012-01-01	6.45002130185195
2012-04-01	6.17928783757464
2012-07-01	6.29852204104714
2012-10-01	6.02524125233799
2013-01-01	6.21969297132148
2013-04-01	5.81224719305941
2013-07-01	5.83717742892450
2013-10-01	5.61937408842353
2014-01-01	5.65780294145308
2014-04-01	5.29416407831017
2014-07-01	5.48488546463864
2014-10-01	5.10390527254986
2015-01-01	5.04806087268531
2015-04-01	4.83570719658303
2015-07-01	4.87895269593813
2015-10-01	4.66525204982191
2016-01-01	4.78888523019442
2016-04-01	4.56331230447867
2016-07-01	4.69663790253361
2016-10-01	4.47209047223346
2017-01-01	4.60076795365799
2017-04-01	4.25680577939757
2017-07-01	4.40684169615900
2017-10-01	3.99305057199435
2018-01-01	4.15695602001330