Division IV: ISSUE OF REFUND CERTIFICATES WITHOUT ADVANCE FIXING FOR USE THROUGHOUT THE UNION - Commission Regulation (EU) No 578/2010 of 29 June 2010 on the implementation of Council Regulation (EC) No 1216/2009 as regards the system of granting export refunds for certain agricultural products exported in the form of goods not covered by Annex I to the Treaty, and the criteria for fixing the amount of such refunds