the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 54,03 | 0,55% |
| 2020 | 53,73 | -0,61% |
| 2019 | 54,06 | 1,87% |
| 2018 | 53,07 | 1,24% |
| 2017 | 52,42 | -0,16% |
| 2016 | 52,51 | -0,50% |
| 2015 | 52,77 | -0,37% |
| 2014 | 52,96 | 0,35% |
| 2013 | 52,78 | -0,12% |
| 2012 | 52,84 | -0,84% |
| 2011 | 53,29 | 1,88% |
| 2010 | 52,30 |