Commission Implementing Regulation (EU) 2017/475 of 17 March 2017 establishing the allocation coefficient to be applied to the quantities covered by the applications for import licences lodged from 1 to 7 March 2017 and determining the quantities to be added to the quantity fixed for the subperiod from 1 July to 30 September 2017 under the tariff quotas opened by Regulation (EC) No 1385/2007 in the poultrymeat sector