http://www.humanreligions.info/tags/happiness.html
Human Truth Foundation pages (171):
International Happiness: Which Countries and Regions are Most Happy?, in the following sections:
Germany (Federal Republic of Germany): 7. National Culture
Indonesia (Republic of Indonesia): 7. National Culture
India (Republic of India): 7. National Culture
Iceland (Republic of Iceland): 7. National Culture
Hungary (Republic of Hungary): 7. National Culture
Honduras (Republic of Honduras): 7. National Culture
Haiti (Republic of Haiti): 8. National Culture
Guinea (Republic of Guinea): 7. National Culture
Guatemala (Republic of Guatemala): 7. National Culture
Ghana (Republic of Ghana): 7. National Culture
Georgia (Republic of Georgia): 7. National Culture
Gabon (Gabonese Republic): 7. National Culture
France (French Republic): 7. National Culture
Ethiopia (Federal Democratic Republic of Ethiopia): 7. National Culture
Estonia (Republic of Estonia): 7. National Culture
El Salvador (Republic of El Salvador): 7. National Culture
Egypt (Arab Republic of Egypt): 7. National Culture
Ecuador (Republic of Ecuador): 7. National Culture
Greece (Hellenic Republic): 7. National Culture
Korea, South (Republic of Korea): 7. National Culture
Luxembourg (Grand Duchy of Luxembourg): 7. National Culture
Lithuania (Republic of Lithuania): 7. National Culture
Libya (Great Socialist People's Libyan Arab Jamahiriya): 7. National Culture
Liberia (Republic of Liberia): 7. National Culture
Lesotho (Kingdom of Lesotho): 7. National Culture
Lebanon (Lebanese Republic): 7. National Culture
Latvia (Republic of Latvia): 7. National Culture
Laos (Lao People's Democratic Republic): 7. National Culture
Iran (Islamic Republic of Iran): 7. National Culture
Kuwait (State of Kuwait): 7. National Culture
Iraq (Republic of Iraq): 7. National Culture
Kenya (Republic of Kenya): 7. National Culture
Kazakhstan (Republic of Kazakhstan): 7. National Culture
Jordan (Hashemite Kingdom of Jordan): 7. National Culture
Italy (Italian Republic): 7. National Culture
Israel (State of Israel): 7. National Culture
Cyprus (Republic of Cyprus): 7. National Culture
Kyrgyzstan (Kyrgyz Republic): 7. National Culture
Argentina (Argentine Republic): 7. National Culture
Benin (Republic of Benin): 7. National Culture
Belgium (Kingdom of Belgium): 7. National Culture
Belarus (Republic of Belarus): 7. National Culture
Bangladesh (People's Republic of Bangladesh): 7. National Culture
Bahrain (Kingdom of Bahrain): 7. National Culture
Azerbaijan (Republic of Azerbaijan): 7. National Culture
Austria (Republic of Austria): 7. National Culture
Dominican Republic: 7. National Culture
Armenia (Republic of Armenia): 7. National Culture
Bosnia & Herzegovina: 7. National Culture
Angola (Republic of Angola): 7. National Culture
Algeria (People's Democratic Republic of Algeria): 7. National Culture
Albania (Republic of Albania): 7. National Culture
Afghanistan (Islamic State of Afghanistan): 7. National Culture
Happiness and Religion: Does Belief Make You Happy Or Does Unhappiness Make You Believe?
The United States of America: 7. National Culture
United Kingdom: National Successes and Social Failures: 8. National Culture
Australia (Commonwealth of Australia): 7. National Culture
Central African Republic: 7. National Culture
Malawi (Republic of Malawi): 7. National Culture
Croatia (Republic of Croatia): 7. National Culture
Republic of Cote d'Ivoire (Ivory Coast): 7. National Culture
Costa Rica (Republic of Costa Rica): 7. National Culture
Congo, (Brazzaville) (Republic of the Congo): 7. National Culture
Congo, DR (Democratic Republic of the Congo): 7. National Culture
Colombia (Republic of Colombia): 7. National Culture
China (People's Republic of China): 7. National Culture
Bhutan (Kingdom of Bhutan): 7. National Culture
Chad (Republic of Chad): 7. National Culture
Bolivia (Republic of Bolivia): 7. National Culture
Cameroon (Republic of Cameroon): 7. National Culture
Cambodia (Kingdom of Cambodia): 7. National Culture
Burundi (Republic of Burundi): 7. National Culture
Burkina Faso: 7. National Culture
Bulgaria (Republic of Bulgaria): 7. National Culture
Brazil (Federative Republic of Brazil): 7. National Culture
Botswana (Republic of Botswana): 7. National Culture
Czech Republic: 7. National Culture
Chile (Republic of Chile): 7. National Culture
Turkmenistan: 7. National Culture
Macedonia (Republic of Macedonia): 7. National Culture
Zambia (Republic of Zambia): 7. National Culture
Yemen (Republic of Yemen): 7. National Culture
Vietnam (Socialist Republic of Vietnam): 7. National Culture
Venezuela (Bolivarian Republic of Venezuela): 7. National Culture
Uzbekistan (Republic of Uzbekistan): 7. National Culture
Uruguay (Oriental Republic of Uruguay): 7. National Culture
United Arab Emirates (United Arab Emirates): 7. National Culture
Taiwan (Republic of China): 5. National Culture
Uganda (Republic of Uganda): 7. National Culture
Northern Cyprus (Turkish Republic of Northern Cyprus): 2. National Culture
Turkey (Republic of Turkey): 7. National Culture
Tunisia (Tunisian Republic): 7. National Culture
Trinidad & Tobago (Republic of Trinidad and Tobago): 7. National Culture
Togo (Togolese Republic): 7. National Culture
Thailand (Kingdom of Thailand): 7. National Culture
Tanzania (United Republic of Tanzania): 7. National Culture
Tajikistan (Republic of Tajikistan): 7. National Culture
Syria (Syrian Arab Republic): 7. National Culture
Which are the Best Countries in Asia?: 4. National Culture
The Enlightenment of the 17th and 18th Centuries
Which are the Best Countries in the Middle East?: 4. National Culture
Which are the Best Caribbean Countries?: 4. National Culture
Which are the Best Mediterranean Countries?: 4. National Culture
Which are the Best Small Island Nations?: 4. National Culture
Which are the Best Countries in The Americas?: 4. National Culture
Zimbabwe (Republic of Zimbabwe): 7. National Culture
Which are the Best Countries in Africa?: 4. National Culture
Sri Lanka (Democratic Socialist Republic of Sri Lanka): 8. National Culture
South Sudan (Republic of South Sudan): 7. National Culture
Palestine (Occupied Palestinian Territory): 7. National Culture
Hong Kong (Special Administrative Region): 7. National Culture
Which are the Best Countries in Europe?: 4. National Culture
Niger (Republic of Niger): 7. National Culture
Nicaragua (Republic of Nicaragua): 7. National Culture
New Zealand: 7. National Culture
Netherlands (Kingdom of the Netherlands): 7. National Culture
Namibia (Republic of Namibia): 7. National Culture
Myanmar (was Burma) (Union of Myanmar): 7. National Culture
Mozambique (Republic of Mozambique): 7. National Culture
Switzerland (Swiss Confederation): 7. National Culture
Montenegro (Republic of Montenegro): 7. National Culture
Paraguay (Republic of Paraguay): 7. National Culture
Moldova (Republic of Moldova): 7. National Culture
Mexico (United Mexican States): 7. National Culture
Mauritius (Republic of Mauritius): 7. National Culture
Mauritania (Islamic Republic of Mauritania): 7. National Culture
Malta (Republic of Malta): 7. National Culture
Mali (Republic of Mali): 7. National Culture
The Christian Dark Ages of Europe: 2.3. The Enlightenment of the 17th and 18th Centuries
Morocco (Kingdom of Morocco): 7. National Culture
Saudi Arabia (Kingdom of Saudi Arabia): 7. National Culture
Madagascar (Republic of Madagascar): 7. National Culture
Spain (Kingdom of Spain): 8. National Culture
South Africa (Republic of South Africa): 7. National Culture
Slovenia (Republic of Slovenia): 7. National Culture
Slovakia (Slovak Republic): 7. National Culture
Singapore (Republic of Singapore): 7. National Culture
Sierra Leone (Republic of Sierra Leone): 7. National Culture
Nigeria (Federal Republic of Nigeria): 7. National Culture
Senegal (Republic of Senegal): 7. National Culture
Panama (Republic of Panama): 7. National Culture
Rwanda (Republic of Rwanda): 7. National Culture
Russia (Russian Federation): 7. National Culture
Qatar (State of Qatar): 7. National Culture
Portugal (Portuguese Republic): 7. National Culture
Poland (Republic of Poland): 7. National Culture
Philippines (Republic of the Philippines): 7. National Culture
Peru (Republic of Peru): 7. National Culture
Not from the Human Truth Foundation, but still relevant (1):