the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 34,64 | 0,66% |
| 2020 | 34,41 | -0,01% |
| 2019 | 34,42 | 1,25% |
| 2018 | 33,99 | 1,49% |
| 2017 | 33,49 | -0,24% |
| 2016 | 33,57 | -0,37% |
| 2015 | 33,69 | 0,63% |
| 2014 | 33,48 | 1,31% |
| 2013 | 33,05 | 0,61% |
| 2012 | 32,85 | -1,72% |
| 2011 | 33,42 | 0,48% |
| 2010 | 33,27 |