| Year | Value (%) |
|---|---|
|
2021 |
19.48 |
|
2020 |
19.48 |
|
2019 |
19.48 |
|
2018 |
19.48 |
|
2017 |
19.48 |
|
2016 |
19.48 |
|
2015 |
15.56 |
|
2014 |
15.55 |
|
2013 |
15.55 |
|
2012 |
15.55 |