the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 50,13 | 0,56% |
| 2020 | 49,86 | 0,86% |
| 2019 | 49,43 | 1,69% |
| 2018 | 48,61 | -1,00% |
| 2017 | 49,10 | 2,03% |
| 2016 | 48,12 | -0,38% |
| 2015 | 48,30 | 0,97% |
| 2014 | 47,84 | 0,81% |
| 2013 | 47,45 | -2,29% |
| 2012 | 48,57 | 2,22% |
| 2011 | 47,51 | 0,44% |
| 2010 | 47,31 |