| Group / Class | Area 2015 in hectare | Area 2018 in hectare | Net change1 2018 to 2015 in hectare | Net change1 2018 to 2015 in % |
|---|---|---|---|---|
| 1: The purpose of showing net changes is to cover real changes. This is why changes below a specific threshold (referring to the area and compactness) are not explicitly shown and are interpreted as technical inaccuracy of geodata analysis. | ||||
| Water courses | 178,274 | 181,284 | 412 | 0.2 |
| Large natural water courses | 73,011 | 74,331 | 477 | 0.7 |
| Large heavily modified water courses | 76,777 | 77,523 | 439 | 0.6 |
| Large artificial water courses | 16,687 | 16,754 | -92 | -0.6 |
| Other, small water courses | 11,800 | 12,675 | -412 | -3.5 |
| Lakes | 452,509 | 454,134 | 546 | 0.1 |
| Large natural lakes | 225,435 | 223,968 | -1,493 | -0.7 |
| Large heavily modified lakes | 25,180 | 27,043 | 1,531 | 6.1 |
| Large artificial lakes | 20,506 | 20,243 | -97 | -0.5 |
| Other, small lakes | 181,388 | 182,880 | 605 | 0.3 |
As at 31 May 2022