the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 41,05 | -0,21% |
| 2020 | 41,13 | 2,06% |
| 2019 | 40,30 | 0,95% |
| 2018 | 39,92 | -0,32% |
| 2017 | 40,05 | -3,57% |
| 2016 | 41,53 | 1,07% |
| 2015 | 41,09 | -1,43% |
| 2014 | 41,69 | -1,09% |
| 2013 | 42,15 | 0,41% |
| 2012 | 41,97 | 3,02% |
| 2011 | 40,74 | 2,99% |
| 2010 | 39,56 |