5,6 %– e return on investment has been calculated on the basis of return on net assets, as return on net assets is considered more relevant for the analysis of a trend.
5,6 %– vesteeringutasuvus arvutati netovaralt saadava kasumi põhjal, kuna netovaralt saadavat kasumit peetakse suundumuse analüüsimisel olulisemaks.