The company established a stock appreciation rights program for the president. The program entitled the president to receive cash for the difference between the common shares fair value and the pre-established price of $20 which was the fair value on January 1, 2021 on 20,000 SARs. The date of the grant was January 1, 2021 and the required employment (service period) is two years. Assume the common shares' fair value fluctuated as follows: December 31, 2021, $24; December 31, 2022, $23 and December 31, 2023, $26. Assume, also, that the president exercised half of the SARS on January 1, 2024. Use ASPE but indicate how IFRS determines the value of Share Appreciation Rights