the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 37,09 | 0,07% |
| 2020 | 37,06 | 0,78% |
| 2019 | 36,78 | 1,03% |
| 2018 | 36,40 | -0,38% |
| 2017 | 36,54 | -0,16% |
| 2016 | 36,60 | -1,70% |
| 2015 | 37,23 | -1,35% |
| 2014 | 37,74 | -5,84% |
| 2013 | 40,09 | -5,91% |
| 2012 | 42,60 | -2,41% |
| 2011 | 43,66 | -0,77% |
| 2010 | 43,99 |