| Area classification | Country |
| High-performance area | Myanmar, Pakistan, Iran, Indonesia, Iraq, Saudi Arabia, Russia, and Singapore | Medium-performance area | Mongolia, Brunei, India, Vietnam, Kazakhstan, Yemen, Qatar, United Arab Emirates, and Kuwait | Low-performance area | Lithuania, Estonia, Armenia, Moldova, Lebanon, Latvia, Slovenia, Croatia, Czech Republic, Bulgaria, Greece, Jordan, Ukraine, Azerbaijan, Hungary, Belarus, Poland, Bahrain, Albania, Romania, Thailand, Egypt, Bangladesh, Turkey, Oman, Malaysia, Serbia, Philippines, Cyprus, Sri Lanka, and Israel |
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