Quarter Percent per Annum 2008-10-01 -8.66 2009-01-01 -9.45 2009-04-01 -8.04 2009-07-01 -5.01 2009-10-01 -1.30 2010-01-01 1.42 2010-04-01 2.09 2010-07-01 0.80 2010-10-01 -0.07 2011-01-01 -0.84 2011-04-01 -1.06 2011-07-01 -0.23 2011-10-01 -0.43 2012-01-01 0.40 2012-04-01 1.30 2012-07-01 1.58 2012-10-01 2.85 2013-01-01 3.22 2013-04-01 3.79 2013-07-01 4.57 2013-10-01 4.71 2014-01-01 4.76 2014-04-01 4.06 2014-07-01 3.71 2014-10-01 3.45 2015-01-01 3.70 2015-04-01 4.08 2015-07-01 4.29 2015-10-01 4.43 2016-01-01 4.60 2016-04-01 4.80 2016-07-01 4.79 2016-10-01 5.09 2017-01-01 5.27 2017-04-01 5.16 2017-07-01 5.01 2017-10-01 4.76 2018-01-01 4.70 2018-04-01 4.39