Truly global sampling

Algeria

Angola

Benin

Botswana

Burkina Faso

Burundi

Cameroon

Cape Verde

Central African Republic

Chad

Congo

Côte d'Ivoire

Egypt

Equatorial Guinea

Eritrea

Ethiopia

Gabon

Gambia

Ghana

Guinea

Jordan

Kenya

Lesotho

Liberia

Libya

Madagascar

Malawi

Mali

Mauritania

Mauritius

Morocco

Mozambique

Namibia

Niger

Nigeria

Rwanda

Senegal

Sierra Leone

Somalia

South Africa

Sudan

Swaziland

Tanzania

Togo

Tunisia

Uganda

Zambia

Zimbabwe

Afghanistan

American Samoa

Australia

Bangladesh

Borneo

Brunei

Cambodia

China

Fiji Islands

Hong Kong

India

Indonesia

Japan

Kazakhstan

Kyrgyzstan

Laos

South Korea

Macau

Malaysia

Maldives

Mongolia

Myanmar

Nepal

New Zealand

Pakistan

Papua New Guinea

Philippines

Russian Federation

Samoa

Singapore

Solomon Islands

Sri Lanka

Taiwan

Tajikistan

Tasmania

Thailand

Timor-Leste

Turkmenistan

Uzbekistan

Vietnam

Albania

Andorra

Armenia

Austria

Azerbaijan

Belarus

Belgium

Bosnia-Herzegovina

Bulgaria

Croatia

Cyprus

Czech Republic

Denmark

Estonia

Finland

France

Georgia

Germany

Gibraltar

Greece

Greenland

Hungary

Iceland

Ireland

Isle of Man

Italy

Latvia

Lichtenstein

Lithuania

Luxembourg

Macedonia

Malta

Moldova

Monaco

Montenegro

Netherlands

Norway

Poland

Portugal

Romania

Serbia

Slovakia

Slovenia

Spain

Sweden

Switzerland

Turkey

Ukraine

United Kingdom (GB)