By country

• Argentina 4
• Austria 2
• Bangladesh 3
• Belarus 1
• Belgium 2
• Botswana 1
• Brazil 2
• Canada 1
• China 4
• Ethiopia 1
• France 2
• Germany 3
• India 8
• Indonesia 3
• Israel 1
• Japan 2
• Kenya 5
• Korea 1
• Malaysia 1
• Mexico 1
• Nepal 1
• Netherlands 3
• New Zealand 1
• Nigeria 3
• Norway 2
• Pakistan 1
• Poland 2
• Romania 1
• Russia 4
• Saudi Arabia 1
• Serbia 1
• Singapore 1
• Slovakia 1
• South Africa 3
• Spain 2
• Switzerland 2
• Taiwan 3
• Thailand 2
• Tunisia 1
• Turkey 5
• Ukraine 2
• United Kingdom 6
• United States of America 18
• Vietnam 2