Month Contribution to annual inflation 2010-01-01 0.538 2010-02-01 0.432 2010-03-01 0.755 2010-04-01 0.719 2010-05-01 0.624 2010-06-01 0.411 2010-07-01 0.432 2010-08-01 0.298 2010-09-01 0.363 2010-10-01 0.483 2010-11-01 0.390 2010-12-01 0.562 2011-01-01 0.732 2011-02-01 0.867 2011-03-01 0.771 2011-04-01 0.833 2011-05-01 0.797 2011-06-01 0.779 2011-07-01 0.768 2011-08-01 0.819 2011-09-01 0.827 2011-10-01 0.767 2011-11-01 0.806 2011-12-01 0.616 2012-01-01 0.437 2012-02-01 0.451 2012-03-01 0.425 2012-04-01 0.390 2012-05-01 0.298 2012-06-01 0.247 2012-07-01 0.251 2012-08-01 0.439 2012-09-01 0.490 2012-10-01 0.476 2012-11-01 0.288 2012-12-01 0.268 2013-01-01 0.216 2013-02-01 0.204 2013-03-01 -0.002 2013-04-01 -0.177 2013-05-01 -0.069 2013-06-01 0.099 2013-07-01 0.094 2013-08-01 -0.078 2013-09-01 -0.162 2013-10-01 -0.278 2013-11-01 -0.204 2013-12-01 -0.092 2014-01-01 -0.055 2014-02-01 -0.087 2014-03-01 0.041 2014-04-01 0.107 2014-05-01 0.114 2014-06-01 0.122 2014-07-01 0.072 2014-08-01 0.086 2014-09-01 0.075 2014-10-01 0.137 2014-11-01 0.058 2014-12-01 -0.218 2015-01-01 -0.497 2015-02-01 -0.515 2015-03-01 -0.405 2015-04-01 -0.375 2015-05-01 -0.287 2015-06-01 -0.314 2015-07-01 -0.307 2015-08-01 -0.479 2015-09-01 -0.618 2015-10-01 -0.519 2015-11-01 -0.477 2015-12-01 -0.275 2016-01-01 -0.216 2016-02-01 -0.413 2016-03-01 -0.549 2016-04-01 -0.398 2016-05-01 -0.421 2016-06-01 -0.329 2016-07-01 -0.329 2016-08-01 -0.281 2016-09-01 -0.092 2016-10-01 0.052 2016-11-01 0.051 2016-12-01 0.170 2017-01-01 0.562 2017-02-01 0.702 2017-03-01 0.485 2017-04-01 0.595 2017-05-01 0.326 2017-06-01 0.214 2017-07-01 0.226 2017-08-01 0.333 2017-09-01 0.359 2017-10-01 0.223 2017-11-01 0.321 2017-12-01 0.287 2018-01-01 0.131 2018-02-01 0.150 2018-03-01 0.180 2018-04-01 0.172 2018-05-01 0.390 2018-06-01 0.486 2018-07-01 0.464 2018-08-01 0.516 2018-09-01 0.477