It is not possible to produce a total cost. It must be remembered that there are factors on both sides of the account. For example, there has been a substantial increase in our exports to Europe and those exports have increased at a faster rate than our exports to other overseas markets. I do not wish to mislead the House or the hon. Gentleman. When we reach the next stage of the negotiations on the structure of the budget—provided for in the agreement of 30 May—all those matters should be, and will be, taken into account.