Month Contribution to annual inflation 2010-01-01 0.026 2010-02-01 0.026 2010-03-01 0.026 2010-04-01 0.026 2010-05-01 0.026 2010-06-01 0.026 2010-07-01 0.026 2010-08-01 0.026 2010-09-01 0.022 2010-10-01 0.022 2010-11-01 0.022 2010-12-01 0.022 2011-01-01 0.020 2011-02-01 0.020 2011-03-01 0.020 2011-04-01 0.022 2011-05-01 0.022 2011-06-01 0.022 2011-07-01 0.022 2011-08-01 0.022 2011-09-01 0.004 2011-10-01 0.004 2011-11-01 0.004 2011-12-01 0.004 2012-01-01 0.006 2012-02-01 0.006 2012-03-01 0.006 2012-04-01 0.003 2012-05-01 0.003 2012-06-01 0.003 2012-07-01 0.003 2012-08-01 0.003 2012-09-01 0.017 2012-10-01 0.017 2012-11-01 0.017 2012-12-01 0.017 2013-01-01 0.015 2013-02-01 0.015 2013-03-01 0.015 2013-04-01 0.016 2013-05-01 0.016 2013-06-01 0.016 2013-07-01 0.016 2013-08-01 0.016 2013-09-01 0.008 2013-10-01 0.008 2013-11-01 0.008 2013-12-01 0.008 2014-01-01 0.024 2014-02-01 0.024 2014-03-01 0.024 2014-04-01 0.023 2014-05-01 0.023 2014-06-01 0.023 2014-07-01 0.023 2014-08-01 0.023 2014-09-01 0.034 2014-10-01 0.034 2014-11-01 0.034 2014-12-01 0.034 2015-01-01 0.000 2015-02-01 0.000 2015-03-01 0.000 2015-04-01 0.000 2015-05-01 0.000 2015-06-01 0.000 2015-07-01 0.000 2015-08-01 0.000 2015-09-01 -0.009 2015-10-01 -0.009 2015-11-01 -0.009 2015-12-01 -0.009 2016-01-01 0.011 2016-02-01 0.011 2016-03-01 0.011 2016-04-01 0.011 2016-05-01 0.011 2016-06-01 0.011 2016-07-01 0.011 2016-08-01 0.011 2016-09-01 0.008 2016-10-01 0.008 2016-11-01 0.008 2016-12-01 0.008 2017-01-01 0.005 2017-02-01 0.005 2017-03-01 0.005 2017-04-01 0.006 2017-05-01 0.006 2017-06-01 0.006 2017-07-01 0.006 2017-08-01 0.006 2017-09-01 0.007 2017-10-01 0.007 2017-11-01 0.007 2017-12-01 0.007 2018-01-01 0.007 2018-02-01 0.007 2018-03-01 0.007 2018-04-01 0.006 2018-05-01 0.006 2018-06-01 0.006 2018-07-01 0.006 2018-08-01 0.006 2018-09-01 0.004