the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 51,88 | -0,06% |
| 2020 | 51,91 | 0,78% |
| 2019 | 51,51 | 2,66% |
| 2018 | 50,17 | 0,95% |
| 2017 | 49,70 | -0,70% |
| 2016 | 50,05 | 1,25% |
| 2015 | 49,44 | 1,13% |
| 2014 | 48,89 | -0,29% |
| 2013 | 49,03 | 0,54% |
| 2012 | 48,77 | 2,41% |
| 2011 | 47,62 | 2,40% |
| 2010 | 46,50 |