the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 57,15 | 0,31% |
| 2020 | 56,97 | 0,03% |
| 2019 | 56,96 | 0,40% |
| 2018 | 56,73 | -0,80% |
| 2017 | 57,19 | 0,68% |
| 2016 | 56,80 | -0,77% |
| 2015 | 57,24 | 1,52% |
| 2014 | 56,38 | -0,38% |
| 2013 | 56,60 | 0,48% |
| 2012 | 56,33 | 1,90% |
| 2011 | 55,28 | 0,42% |
| 2010 | 55,05 |