Quarter Percent per Annum 2009-01-01 -2.19 2009-04-01 -4.81 2009-07-01 -4.15 2009-10-01 -5.95 2010-01-01 -5.48 2010-04-01 -4.52 2010-07-01 -1.87 2010-10-01 -0.40 2011-01-01 -0.41 2011-04-01 0.97 2011-07-01 0.69 2011-10-01 2.05 2012-01-01 6.93 2012-04-01 5.70 2012-07-01 4.67 2012-10-01 4.86 2013-01-01 4.31 2013-04-01 7.25 2013-07-01 10.59 2013-10-01 11.49 2014-01-01 9.50 2014-04-01 8.10 2014-07-01 6.70 2014-10-01 6.95 2015-01-01 8.33 2015-04-01 8.96 2015-07-01 10.06 2015-10-01 9.69 2016-01-01 9.37 2016-04-01 8.95 2016-07-01 8.44 2016-10-01 7.83 2017-01-01 7.64 2017-04-01 8.37 2017-07-01 7.30 2017-10-01 7.17 2018-01-01 6.09 2018-04-01 4.95