18.Derivative financial instruments

The derivative instruments have been classified as fair value through profit or loss. The instruments are measured at fair value with the resultant gains or losses recognized in the statement of loss and other comprehensive income/(loss). The related net foreign exchange gain/(loss) is included in finance income (note 10) and finance costs (note 11).

The underlying contractual notional amount for the derivative instruments is as follows, as of December 31, of each of the following years:

​

​

*Note that these foreign exchange swaps are expected to be settled in the next 12 months from December 31, 2023.

The fair value balances are as follows:

​

​

The change in fair value of the derivative instruments has been recorded in the statement of loss and other comprehensive income/(loss) as follows:

​

​

The credit ratings of the Group’s derivative financial instrument assets at December 31, 2023 and 2022 based on publicly reported Fitch ratings were:

​

​

Refer to note 4(a) for further information on the derivative financial instruments.

Reconciliation of movements

​

​