| Year Joined | Country | % Correct |
|---|---|---|
| 2018 | India | 100%
|
| 1996 | Kazakhstan | 100%
|
| 1996 | People's Republic of China | 100%
|
| 1996 | Russia | 100%
|
| 2001 | Uzbekistan | 100%
|
| 1996 | Kyrgyzstan | 86%
|
| 2018 | Pakistan | 86%
|
| 1996 | Tajikistan | 86%
|