Country/Region IQ (2003) IQ (2010)
Hong Kong 107 109
Singapore 105 109
North Korea 105 106
South Korea 106 106
Japan 105 106
People' Republic of China 101 106
Taiwan 104 106
Italy 102 103
Mongolia 99 102
Iceland 98 102
Switzerland 101 102
Austria 102 100
Luxembourg 101 100
Netherlands 102 100
Norway 99 100
United Kingdom 100 100
Belgium 100 100
Canada 98 100
Estonia 98 99
Finland 97 99
Poland 99 99
Germany 102 98
New Zealand 100 98
Sweden 101 98
Andorra 97 98
Australia 98 98
Czech Republic 97 98
Denmark 98 98
France 98 98
Latvia 97 98
Spain 97 98
United States 98 98
Russia 97 98
Hungary 99 97
Belarus 96 97
Malta 96 97
Ukraine 96 97
Slovakia 96 96
Uruguay 96 96
Moldova 95 96
Israel 95 96
Armenia 94 95
Portugal 95 95
Georgia 94 95
Kazakhstan 93 95
Romania 94 94
Vietnam 96 94
Bulgaria 93 93
Argentina 95 93
Malaysia 92 92
Greece 92 92
Ireland 93 92
Cambodia 90 92
Brunei 92 91
Cyprus 92 91
Republic of Macedonia 93 91
Thailand 91 91
Lithuania 96 90
Albania 90 90
Bermuda N/A 90
Kyrgyzstan 88 90
Croatia 90 90
Bosnia and Herzegovina N/A 90
Mexico 88 90
Turkey 90 90
Chile 93 90
Laos 89 89
Mauritius 83 89
Costa Rica 90 89
Cook Island N/A 89
Ecuador 83 89
Suriname 89 89
Samoa 88 88
Bolivia 86 88
Guyana 84 88
Myanmar 87 88
Azerbaijan 87 87
Brazil 87 87
East Timor N/A 97
Iraq 87 87
Tajikistan 87 87
Turkmenistan 87 87
Uzbekistan 87 87
Indonesia 88 86
Kuwait 84 86
Philippines 86 86
Seychelles 83 86
Cuba 85 86
Tonga 86 85
Fiji 85 85
New Caledonia N/A 85
Kiribati 85 85
Trinidad and Tobago 82 85
Yemen 83 85
Belize 84 85
Peru 88 84
Iran 84 84
Marshall Islands 84 84
Pakistan 82 84
Panama 84 84
Paraguay 85 84
Colombia 87 84
Puerto Rico 84 84
Afghanistan 83 84
Federated States of Micronesia 84 84
Saudi Arabia 83 84
Solomon Island 84 84
The Bahamas 80
United Arab Emirates 83 84
Vanuatu 84 84
Morocco 84 83
Jordan 85 83
Venezuela 86 83