| BG | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 7198.00 | |
| BG | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 6899.00 | |
| CZ | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 11548.90 | |
| CZ | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 11277.80 | |
| DE | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 73700.00 | The nationwide data for 2023 comes from the Monitoring Report 2024, while 2024 data is drawn from the Monitoring Report 2025. Both are published jointly by the Federal Network Agency (BNetzA) and the Federal Cartel Office (BKartA). |
| DE | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 75800.00 | The nationwide data for 2023 comes from the Monitoring Report 2024, while 2024 data is drawn from the Monitoring Report 2025. Both are published jointly by the Federal Network Agency (BNetzA) and the Federal Cartel Office (BKartA). |
| EE | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 1391.00 | |
| EE | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 1599.00 | |
| ES | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 38758.00 | Peninsular Subsystem peak |
| ES | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 38199.00 | Peninsular Subsystem peak |
| FI | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| FI | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| FR | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 84100.00 | |
| FR | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 85600.00 | |
| HU | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 7331.00 | |
| HU | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 7450.00 | |
| IE | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| IE | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| IT | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 58535.00 | Peak load recorded on 19 July 2023, 16:00 h (not used for tariff purposes, based on Terna TSO statistical data) |
| IT | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 57513.00 | Peak load recorded on 18 July 2024, 15:00-16:00 h (not used for tariff purposes, based on Terna TSO statistical data) |
| LT | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 1873.00 | |
| LT | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 2072.00 | |
| LU | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 1057.00 | |
| LU | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 1080.00 | |
| LV | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| LV | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 1243.00 | |
| MT | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 663.30 | |
| MT | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 593.20 | |
| NL | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| NL | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| PT | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 9362.00 | |
| PT | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 9739.00 | |
| RO | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| RO | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | | Data not available |
| SE | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 18543.00 | Maximum injected peak load on transmission level |
| SE | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 19456.00 | Maximum injected peak load on transmission level |
| SI | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 2053.00 | Source: Monthly TSO operation report for january 2023 https://www.eles.si/Portals/0/Documents/porocila/mesecna-porocila/Januar_2023.pdf |
| SI | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 2180.00 | Source: Monthly TSO operation report for january 2024 https://www.eles.si/Portals/0/Documents/porocila/mesecna-porocila/Januar_2024.pdf |
| SK | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 4083.00 | |
| SK | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 4202.00 | |
| PL | 2023 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 27325.90 | |
| PL | 2024 | Physical data (MW) | Maximum actual total ('peak') load (MW) | 28493.90 | |