This is the value, during the relevant period, of the net realised gains and losses in relation to the disposal of derivatives during the relevant period.Derivatives are generally defined as those instruments/contracts, where the value is based on other products, and/or on prices associated with financial products. Derivative contracts involve:- Future delivery, receipt or exchange of financial items such as cash or another derivative instrument; or- Future exchange of real assets for financial items where the contract may be tradeable and has a market value.The contracts can either be binding on both parties (e.g. as with a currency swap) or subject to the exercise by one party of a right contained within the contract (as with options).This item excludes foreign exchange gains (losses) from currency conversions of derivatives.