| Year | Value (%) |
|---|---|
|
2021 |
25.73 |
|
2020 |
27.97 |
|
2019 |
27.45 |
|
2018 |
26.91 |
|
2017 |
25.9 |
|
2016 |
26.26 |
|
2015 |
23.66 |
|
2014 |
22.89 |
|
2013 |
22.57 |
|
2012 |
22.25 |