| Year | Value (%) |
|---|---|
|
2021 |
29.05 |
|
2020 |
29.33 |
|
2019 |
29.61 |
|
2018 |
39.88 |
|
2017 |
29.61 |
|
2016 |
19.33 |
|
2015 |
15.94 |
|
2014 |
12.55 |
|
2013 |
9.16 |
|
2012 |
11.72 |