the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 83,11 | 0,23% |
| 2020 | 82,92 | -0,01% |
| 2019 | 82,93 | -0,27% |
| 2018 | 83,16 | 0,16% |
| 2017 | 83,03 | 0,37% |
| 2016 | 82,72 | 0,15% |
| 2015 | 82,59 | 0,47% |
| 2014 | 82,20 | -0,61% |
| 2013 | 82,71 | -0,37% |
| 2012 | 83,01 | -0,17% |
| 2011 | 83,16 | 0,35% |
| 2010 | 82,87 |