| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Azerbaijan | 78.6 | 84.1 | 89.7 | 90.8 | 91.9 | 93.0 | 94.1 | 95.2 | 96.3 | 97.4 | 98.6 | 99.0 | 99.0 | 99.0 | 99.0 |
| Kazakhstan | 87.8 | 91.1 | 94.4 | 95.0 | 95.7 | 96.3 | 97.0 | 97.7 | 98.3 | 99.0 | 99.0 | 99.0 | 99.0 | 99.0 | |
| Turkey | 97.7 | 97.9 | 98.0 | 98.0 | 98.1 | 98.1 | 98.1 | 98.1 | 98.2 | 98.2 | 98.2 | 98.2 | 98.3 | 98.3 | 98.3 |
| Kyrgyzstan | 74.0 | 80.7 | 89.0 | 90.7 | 92.3 | 94.0 | 95.6 | 97.3 | 98.9 | 98.9 | 98.9 | 98.9 | 99.0 | 99.0 | 99.0 |