This is, for the duration of the relevant period, the net value of unrealised gains and (losses) from the revaluation of the reporting party's investment property portfolio, as determined in accordance with relevant accounting standards.Investments are assets or liabilities acquired or incurred principally for profit-taking purposes.Gains (losses) are realised where the entity disposed of an asset during the relevant period. If an asset has not been disposed of during the relevant period, then any increases or decreases in the fair value of the asset are recognised as unrealised gains (losses).