The added value of the company referred to in 4° of Article L. 3324-1 is determined by adding together the profit and loss account items listed below, insofar as they contribute to profits made in mainland France and the overseas departments:
1° Staff costs;
2° Taxes, duties and similar payments, excluding turnover taxes;
3° Financial charges;
4° Depreciation and amortisation for the year;
5° Provisions for the year, excluding provisions included under exceptional charges;
6° Profit before tax and exceptionals.