the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 57,24 | -0,10% |
| 2020 | 57,30 | 0,99% |
| 2019 | 56,73 | -0,70% |
| 2018 | 57,13 | -0,37% |
| 2017 | 57,34 | 1,44% |
| 2016 | 56,53 | 0,17% |
| 2015 | 56,43 | -0,95% |
| 2014 | 56,97 | 2,15% |
| 2013 | 55,78 | -0,69% |
| 2012 | 56,16 | -0,87% |
| 2011 | 56,65 | 0,59% |
| 2010 | 56,32 |