| Contribution level (Ci) | Urban land use | Arable land | Waters | Other types of land |
| C2015spring | 0.07 | 0.18 | 0.01 | 0.03 |
| C2016spring | 0.08 | 0.20 | 0.02 | 0.04 |
| C2017spring | 0.07 | 0.18 | 0.02 | 0.02 |
| C2018spring | 0.09 | 0.16 | 0.02 | 0.02 |
| C2019spring | 0.10 | 0.18 | 0.02 | 0.03 |
| C2015summer | 0.07 | 0.17 | 0.01 | 0.03 |
| C2016summer | 0.08 | 0.19 | 0.01 | 0.05 |
| C2017summer | 0.09 | 0.17 | 0.02 | 0.02 |
| C2018summer | 0.06 | 0.17 | 0.02 | 0.02 |
| C2019summer | 0.09 | 0.17 | 0.01 | 0.03 |