The highest = the best
| التاريخ | Value | تغيير , % |
|---|---|---|
| 2023 | 4.20 | -2.33 % |
| 2022 | 4.30 | -8.51 % |
| 2021 | 4.70 | -8.04 % |
| 2020 | 5.11 | 0.47 % |
| 2019 | 5.09 | 1.23 % |
| 2018 | 5.03 | 10.00 % |
| 2017 | 4.57 | 10.82 % |
| 2016 | 4.12 | 3.10 % |
| 2015 | 4.00 | -9.14 % |
| 2014 | 4.40 | -4.35 % |
| 2013 | 4.60 | 0.66 % |
| 2012 | 4.57 |