| Period | Value | YoY Chg | Change % | Date | Report | Filed | Fiscal Year | Fiscal Period |
|---|---|---|---|---|---|---|---|---|
| Q4 2024 | £246,171,000,000 | -£14,654,000,000 | -5.6% | 31 Dec 2024 | 20-F | 07 Mar 2025 | 2024 | FY |
| Q2 2024 | £250,045,000,000 | -£12,340,000,000 | -4.7% | 30 Jun 2024 | 6-K | 12 Aug 2024 | 2024 | Q2 |
| Q4 2023 | £260,825,000,000 | -£9,981,000,000 | -3.7% | 31 Dec 2023 | 20-F | 07 Mar 2025 | 2024 | FY |
| Q2 2023 | £262,385,000,000 | -£6,259,000,000 | -2.3% | 30 Jun 2023 | 6-K | 14 Aug 2023 | 2023 | Q2 |
| Q4 2022 | £270,806,000,000 | -£190,000,000 | -0.07% | 31 Dec 2022 | 20-F | 05 Mar 2024 | 2023 | FY |
| Q2 2022 | £268,644,000,000 | -£262,000,000 | -0.1% | 30 Jun 2022 | 6-K | 15 Aug 2022 | 2022 | Q2 |
| Q4 2021 | £270,996,000,000 | -£5,400,000,000 | -2% | 31 Dec 2021 | 20-F | 07 Mar 2023 | 2022 | FY |
| Q2 2021 | £268,906,000,000 | -£10,603,000,000 | -3.8% | 30 Jun 2021 | 6-K | 17 Aug 2021 | 2021 | Q2 |
| Q4 2020 | £276,396,000,000 | +£10,711,000,000 | +4% | 31 Dec 2020 | 20-F | 07 Mar 2023 | 2022 | FY |
| Q2 2020 | £279,509,000,000 | +£11,046,000,000 | +4.1% | 30 Jun 2020 | 6-K | 13 Aug 2020 | 2020 | Q2 |
| Q4 2019 | £265,685,000,000 | -£1,778,000,000 | -0.66% | 31 Dec 2019 | 20-F | 07 Mar 2022 | 2021 | FY |
| Q2 2019 | £268,463,000,000 | -£31,600,000,000 | -11% | 30 Jun 2019 | 6-K | 16 Aug 2019 | 2019 | Q2 |
| Q4 2018 | £267,463,000,000 | -£31,097,000,000 | -10% | 31 Dec 2018 | 20-F | 04 Mar 2021 | 2020 | FY |
| Q2 2018 | £300,063,000,000 | 30 Jun 2018 | 6-K | 21 Aug 2018 | 2018 | Q2 | ||
| Q4 2017 | £298,560,000,000 | +£11,502,000,000 | +4% | 31 Dec 2017 | 20-F | 24 Mar 2020 | 2019 | FY |
| Q4 2016 | £287,058,000,000 | +£21,311,000,000 | +8% | 31 Dec 2016 | 20-F | 11 Mar 2019 | 2018 | FY |
| Q4 2015 | £265,747,000,000 | 31 Dec 2015 | 20-F/A | 05 Apr 2018 | 2017 | FY |