the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 60,11 | -0,30% |
| 2020 | 60,29 | 1,49% |
| 2019 | 59,40 | 0,05% |
| 2018 | 59,37 | 1,97% |
| 2017 | 58,22 | 0,58% |
| 2016 | 57,89 | 1,05% |
| 2015 | 57,29 | -0,42% |
| 2014 | 57,53 | 1,33% |
| 2013 | 56,77 | 1,43% |
| 2012 | 55,98 | -1,46% |
| 2011 | 56,80 | 1,87% |
| 2010 | 55,76 |