Basis of preparation (Tables)

12 Months Ended

Dec. 31, 2024

Basis of preparation

The exchange rates used for the translation of currencies

	2024	2023	2022
Average rates
Sterling	1.28	1.24	1.23
Euro	1.08	1.08	1.05
Swiss Franc	1.14	1.11	1.05
Japanese Yen	0.0066	0.0071	0.0076
Year end rates
Sterling	1.25	1.27	1.21
Euro	1.04	1.10	1.07
Swiss Franc	1.10	1.19	1.08
Japanese Yen	0.0064	0.0071	0.0076