negotiated, a back-up mechanism will be established, enabling direct purchases of corn and sorghum on world markets for Spain, under the control of the Commission. The Commission will proceed to such purchases on a regular basis if it proves necessary and following bilateral consultations where appropriate.3. The Commission will ensure that the minimum annual import levels are fully met not later than two months after each calendar year concerned.4. The quantities of the non-grain feed ingredients imported into Spain and listed below will be deducted proportionally from the global yearly quantities which have been negotiated for corn and for sorghum:>POSIÇÃO NUMA TABELA>