| Year | Value (kg/ha) |
|---|---|
|
2023 |
56 |
|
2022 |
56 |
|
2021 |
56 |
|
2020 |
56 |
|
2019 |
60 |
|
2018 |
60 |
|
2017 |
60 |
|
2016 |
47 |
|
2015 |
41 |
|
2014 |
41 |