| Year | Value (%) |
|---|---|
|
2021 |
12.38 |
|
2020 |
11.05 |
|
2019 |
12.09 |
|
2018 |
12.21 |
|
2017 |
12.34 |
|
2016 |
12.47 |
|
2015 |
7.67 |
|
2014 |
14.32 |
|
2013 |
14.05 |
|
2012 |
13.77 |