Quarter	Percent
2005-01-01	3.10856498873028
2005-04-01	3.99137495985686
2005-07-01	2.37691758829825
2005-10-01	2.67755245369151
2006-01-01	3.79539377210386
2006-04-01	5.30121531559002
2006-07-01	2.46924314219884
2006-10-01	1.69226213140415
2007-01-01	3.49985656325560
2007-04-01	3.67455155557397
2007-07-01	3.66895976652074
2007-10-01	3.73713380839272
2008-01-01	3.91323792486583
2008-04-01	3.78748802593766
2008-07-01	3.15192496455448
2008-10-01	2.93599334995844
2009-01-01	3.83268081599011
2009-04-01	4.76853232594360
2009-07-01	4.35315148305085
2009-10-01	3.40697784361310
2010-01-01	3.68950499907992
2010-04-01	4.92049725354149
2010-07-01	3.61192440777216
2010-10-01	3.83313695505026
2011-01-01	4.79245082966654
2011-04-01	4.08806630396095
2011-07-01	3.99631262924484
2011-10-01	3.45098786911032
2012-01-01	4.27558350354577
2012-04-01	3.44089207499419
2012-07-01	3.28294696220131
2012-10-01	2.94091434633448
2013-01-01	2.70107448003890
2013-04-01	3.74734717025863
2013-07-01	2.62054044138191
2013-10-01	2.37162872305702
2014-01-01	3.64633912671454
2014-04-01	2.51230803492366
2014-07-01	4.05377041899087
2014-10-01	2.54981610104088
2015-01-01	2.41869736269521
2015-04-01	2.90647521952724
2015-07-01	3.12116965214178
2015-10-01	2.61972479049106
2016-01-01	4.59852815212289
2016-04-01	3.92953448477329
2016-07-01	4.27726856219647
2016-10-01	3.88798942091959
2017-01-01	4.23703095521013
2017-04-01	4.95455947591029
2017-07-01	3.61765452558321
2017-10-01	3.04734187217173
2018-01-01	4.33861600416278
2018-04-01	4.43009563246433
2018-07-01	4.77987792874429