Afghanistan

Albania
Algeria
Angola
Argentina
Armenia
Aruba
Australia
Austria
Azerbaijan
Bahamas
Bahrain
Bangladesh
Barbados
Belarus
Belgium
Belize
Benin
Bhutan
Bolivia
Bosnia-Herzegovina
Botswana
Brazil
Brunei
Bulgaria
Burkina Faso
Burundi
Cambodia
Cameroon
Canada
Cape Verde
Central African Republic
Chad
Chile
China(+territories) 
Colombia
Comoros
Congo, Dem. Republic
Congo, Republic
Costa Rica
Cote D'Ivoire
Croatia
Cuba
Cyprus
Czech Republic
Denmark
Djibouti
Dominica
Dominican Republic
Ecuador
Egypt
El Salvador
Equatorial Guinea
Eritrea
Estonia
Ethiopia
Fiji
Finland
France(+territories)
Gabon
Gambia
Georgia
Germany
Please note that population numbers shown for each country are calculated by multiplying the country's total population (both male and female) by the y-dna percentages reported in the field study papers. Since y-dna is only expressed in males, the y-dna population in each country is 1/2 of the population number shown.

Ghana
Greece
Grenada
Guatemala
Guinea
Guinea-Bissau
Guyana
Haiti
Honduras
Hungary
Iceland
India
Indonesia
Iran
Iraq
Ireland
Israel
Italy
Jamaica
Japan
Jordan
Kazakhstan
Kenya
Kiribati
Korea, Dem. Republic
Korea, Republic
Kosovo
Kuwait
Kyrgyzstan
Laos
Latvia
Lebanon
Lesotho
Liberia
Libya
Lithuania
Luxembourg
Macedonia
Madagascar
Malawi
Malaysia
Mali
Malta
Marshall Islands
Mauritania
Mauritius
Mexico
Micronesia
Moldova
Mongolia
Montenegro
Morocco
Mozambique
Myanmar
Namibia
Nepal
Netherlands(+territories)
New Zealand
Nicaragua
Niger
Nigeria
Norway
Oman
Please note that population numbers shown for each country are calculated by multiplying the country's total population (both male and female) by the y-dna percentages reported in the field study papers. Since y-dna is only expressed in males, the y-dna population in each country is 1/2 of the population number shown.

Pakistan
Panama
Papua New Guinea
Paraguay
Peru
Philippines
Poland
Portugal
Qatar
Romania
Russia
Rwanda
Saint Lucia
Saint Vincent & Grenadines
Samoa
Sao Tome & Principe
Saudi Arabia
Senegal
Serbia
Sierra Leone
Singapore
Slovakia
Slovenia
Solomon Islands
Somalia
South Africa
South Sudan
Spain
Sri Lanka
Sudan
Suriname
Swaziland
Sweden
Switzerland
Syria
Taiwan
Tajikistan
Tanzania
Thailand
Timor Leste
Togo
Tonga
Trinidad & Tobago
Tunisia
Turkey
Turkmenistan
Uganda
Ukraine
United Arab Emirates
United Kingdom(+territories)
United States(+territories)
Uruguay
Uzbekistan
Vanuatu
Venezuela
Vietnam
West Bank-Gaza
Western Sahara
Yemen
Zambia
Zimbabwe


Please note that population numbers shown for each country are calculated by multiplying the country's total population (both male and female) by the y-dna percentages reported in the field study papers. Since y-dna is only expressed in males, the y-dna population in each country is 1/2 of the population number shown.