the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 40,90 | -0,13% |
| 2020 | 40,96 | 4,25% |
| 2019 | 39,29 | 1,79% |
| 2018 | 38,60 | 1,95% |
| 2017 | 37,86 | -1,66% |
| 2016 | 38,50 | -2,51% |
| 2015 | 39,49 | 2,05% |
| 2014 | 38,69 | -3,35% |
| 2013 | 40,03 | 1,38% |
| 2012 | 39,49 | -1,30% |
| 2011 | 40,01 | 0,66% |
| 2010 | 39,75 |