Exchange rates (Tables)

12 Months Ended

Dec. 31, 2023

Exchange rates

Summary of exchange rates in preparing consolidated financial statements

	Income statement			Statement of  financial position
	2021	2022	2023	2022	2023
Euro to sterling	1.16	1.17	1.15	1.13	1.15
US dollar to sterling	1.38	1.24	1.24	1.21	1.28