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Operating expenses - Continuing operations (Details) - employee | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Number and average number of employees |  |  |
Average number of employees | 61,500 | 60,000 | 59,200
Average number of temporary employees | 2,100 | 2,500 | 2,500
Number of employees | 61,600 | 61,000 | 57,800
UK |  |  |
Number and average number of employees |  |  |
Number of employees | 41,500 | 41,200 | 40,600
USA |  |  |
Number and average number of employees |  |  |
Number of employees | 300 | 300 | 300
India |  |  |
Number and average number of employees |  |  |
Number of employees | 16,900 | 15,700 | 13,500
Poland |  |  |
Number and average number of employees |  |  |
Number of employees | 1,500 | 1,500 | 1,400
Republic of Ireland |  |  |
Number and average number of employees |  |  |
Number of employees | 400 | 1,400 | 1,200
Rest of the World |  |  |
Number and average number of employees |  |  |
Number of employees | 1,000 | 900 | 800
Ulster Bank RoI |  |  |
Number and average number of employees |  |  |
Number of employees | 500 | 2,200 | 2,400
Operating segment | Retail Banking |  |  |
Number and average number of employees |  |  |
Number of employees | 14,300 | 15,100 | 16,000
Operating segment | Private Banking |  |  |
Number and average number of employees |  |  |
Number of employees | 2,400 | 2,300 | 2,000
Operating segment | Commercial & Institutional |  |  |
Number and average number of employees |  |  |
Number of employees | 12,400 | 12,200 | 11,700
Operating segment | Central items & other |  |  |
Number and average number of employees |  |  |
Number of employees | 32,500 | 31,400 | 28,100
Discontinued operations | Ulster Bank RoI |  |  |
Number and average number of employees |  |  |
Number of employees | 0 | 400 | 700

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