Date	Rate
2009-01-01	2.3
2009-02-01	1.5
2009-03-01	1.9
2009-04-01	2.2
2009-05-01	1.8
2009-06-01	2.3
2009-07-01	2.2
2009-08-01	1.6
2009-09-01	1.8
2009-10-01	2.0
2009-11-01	2.2
2009-12-01	1.9
2010-01-01	2.4
2010-02-01	1.3
2010-03-01	1.6
2010-04-01	1.8
2010-05-01	1.7
2010-06-01	2.0
2010-07-01	2.1
2010-08-01	2.2
2010-09-01	1.9
2010-10-01	2.3
2010-11-01	2.3
2010-12-01	2.2
2011-01-01	2.6
2011-02-01	1.3
2011-03-01	2.1
2011-04-01	2.8
2011-05-01	2.3
2011-06-01	2.9
2011-07-01	2.0
2011-08-01	2.6
2011-09-01	2.2
2011-10-01	2.4
2011-11-01	2.4
2011-12-01	1.9
2012-01-01	2.4
2012-02-01	1.8
2012-03-01	2.0
2012-04-01	2.5
2012-05-01	2.4
2012-06-01	2.6
2012-07-01	2.1
2012-08-01	3.4
2012-09-01	2.1
2012-10-01	2.6
2012-11-01	2.7
2012-12-01	2.0
2013-01-01	2.7
2013-02-01	2.2
2013-03-01	1.6
2013-04-01	2.6
2013-05-01	2.8
2013-06-01	3.7
2013-07-01	3.1
2013-08-01	2.6
2013-09-01	2.6
2013-10-01	2.7
2013-11-01	2.4
2013-12-01	1.9
2014-01-01	2.9
2014-02-01	1.8
2014-03-01	2.6
2014-04-01	2.8
2014-05-01	2.7
2014-06-01	3.1