the highest = the best
| Дата | Значение | Изменение , % |
|---|---|---|
| 2021 | 53,92 | -1,40% |
| 2020 | 54,68 | 1,98% |
| 2019 | 53,62 | 0,75% |
| 2018 | 53,22 | 1,65% |
| 2017 | 52,35 | 0,43% |
| 2016 | 52,12 | 1,11% |
| 2015 | 51,55 | 0,99% |
| 2014 | 51,05 | 1,59% |
| 2013 | 50,25 | -0,37% |
| 2012 | 50,43 | 1,75% |
| 2011 | 49,56 | 0,76% |
| 2010 | 49,19 |