the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 52,55 | 0,51% |
| 2020 | 52,28 | 0,99% |
| 2019 | 51,77 | 0,92% |
| 2018 | 51,30 | -0,20% |
| 2017 | 51,40 | 1,05% |
| 2016 | 50,87 | 1,12% |
| 2015 | 50,31 | 2,12% |
| 2014 | 49,26 | 1,38% |
| 2013 | 48,59 | 2,17% |
| 2012 | 47,56 | -2,43% |
| 2011 | 48,74 | 0,51% |
| 2010 | 48,50 |