Artikel 21

Each Contracting Party shall, through its aeronautical authorities, furnish the aeronautical authorities of the other Contracting Party, at their request, with statistical data as may be reasonably required for the purpose of reviewing the capacity provided by the agreed services operated by the designated airlines of the other Contracting Party on the specified route. Such data shall include all information required to determine the amount of traffic carried by the said designated airline on the agreed services.