(a)first-level checks in accordance with Article 108 of Implementing Regulation (EU) No 543/2011. However, those checks shall cover at least 10 % of the quantity of products withdrawn from the market and at least 10 % of producer organisations benefiting from the financial assistance referred to in Article 5 of this Regulation.However, for withdrawal operations referred to in Article 6(3), the first-level checks shall cover 100 % of the quantity of products withdrawn.