|
Table 4
IQs for 185
countries
National IQs Based on the Results of
Intelligence Tests and Estimated National IQs (marked by *)
Based on the IQs of Neighboring or Other Comparable
Countries.
Country National IQ based on Comparison
countries
arithmetic means.
|
1
|
Afghanistan
|
83*
|
Iran
84, India 81 |
|
2
|
Albania
|
90*
|
Croatia
90, Turkey 90 |
|
3
|
Algeria
|
84*
|
Morocco
85, Egypt 83 |
|
4
|
Angola
|
69*
|
Zambia
77, Zimbabwe 66, Congo (Z) 65 |
|
5
|
Antigua
& Barbuda |
75*
|
Barbados
78, Jamaica 72 |
|
6
|
Argentina
|
96
|
|
|
7
|
Armenia
|
93*
|
Turkey
90, Russia 96 |
|
8
|
Australia
|
98
|
|
|
9
|
Austria
|
102
|
|
|
10
|
Azerbaijan
|
87*
|
Turkey
90, Iran 84 |
|
11
|
Bahamas
|
78*
|
Barbados
78 |
|
12
|
Bahrain
|
83*
|
Iraq
87, Qatar 78 |
|
13
|
Bangladesh
|
81*
|
India
81 |
|
14
|
Barbados
|
78
|
|
|
15
|
Belarus
|
96*
|
Russia
96 |
|
16
|
Belgium
|
100
|
|
|
17
|
Belize
|
83*
|
Guatemala
79, Mexico 87 |
|
18
|
Benin
|
69*
|
Ghana
71, Nigeria 67 |
|
19
|
Bhutan
|
78*
|
Nepal
78 |
|
20
|
Bolivia
|
85*
|
Ecuador
80, Peru 90 |
|
21
|
Botswana
|
72*
|
Zambia
77, Zimbabwe 66 |
|
22
|
Brazil
|
87
|
|
|
23
|
Brunei
|
92*
|
Malaysia
92 |
|
24
|
Bulgaria
|
93
|
|
|
25
|
Burkina
Faso |
66*
|
Guinea
63, Sierra Leone 64, Ghana 71 |
|
26
|
Burma
(Myanmar) |
86*
|
India
81, Thailand 91 |
|
27
|
Burundi
|
70*
|
Congo
(Z) 65, Tanzania 72, Uganda 73 |
|
28
|
Cambodia
|
89*
|
Thailand
91, Philippines 86 |
|
29
|
Cameroon
|
70*
|
Nigeria
67, Congo (Braz) 73 |
|
30
|
Canada
|
97
|
|
|
31
|
Cape
Verde |
78*
|
Mixed
population-see notes |
|
32
|
Central
African Rep. |
68*
|
Congo (B) 73, Congo (Z) 65, Nigeria 67
|
|
33
|
Chad
|
72*
|
Sudan
72 |
|
34
|
Chile
|
93*
|
Argentina
96, Peru 90 |
|
35
|
China
|
100
|
|
|
36
|
Colombia
|
88
|
|
|
37
|
Comoros
|
79*
|
Mixed
Negroid-Arab-Malay population - see notes
|
|
38
|
Congo
(Braz) |
73
|
|
|
39
|
Congo
(Zaire) |
65
|
|
|
40
|
Costa
Rica |
91*
|
Argentina
96, Uruguay 96, Colombia 88, Puerto Rico 84
|
|
41
|
Côte
d'Ivoire |
71*
|
Ghana
71 |
|
42
|
Croatia
|
90
|
|
|
43
|
Cuba
|
85
|
|
|
44
|
Cyprus
|
92*
|
Greece
92 |
|
45
|
Czech
Republic |
97
|
|
|
46
|
Denmark
|
98
|
|
|
47
|
Djibouti
|
68*
|
Sudan
72, Ethiopia 63 |
|
48
|
Dominica
|
75*
|
Barbados
78, Jamaica 72 |
|
49
|
Dominican
Republic |
84*
|
Mixed population, Puerto Rico 84 |
|
50
|
Ecuador
|
80
|
|
|
51
|
Egypt
|
83
|
|
|
52
|
El
Salvador |
84*
|
Guatemala
79, Colombia 88 |
|
53
|
Equatorial
Guinea |
59
|
|
|
54
|
Eritrea
|
68*
|
Sudan
72, Ethiopia 63 |
|
55
|
Estonia
|
97*
|
Finland
97, Russia 96 |
|
56
|
Ethiopia
|
63
|
|
|
57
|
Fiji
|
84
|
|
|
58
|
Finland
|
97
|
|
|
59
|
France
|
98
|
|
|
60
|
Gabon
|
66*
|
Congo
(B) 73, Equatorial Guinea 59 |
|
61
|
Gambia
|
64*
|
Sierra
Leone 64, Guinea 63 |
|
62
|
Georgia
|
93*
|
Russia
96, Turkey 90 |
|
63
|
Germany
|
102
|
|
|
64
|
Ghana
|
71
|
|
|
65
|
Greece
|
92
|
|
|
66
|
Grenada
|
75*
|
Barbados
78, Jamaica 72 |
|
67
|
Guatemala
|
79
|
|
|
68
|
Guinea
|
63
|
|
|
69
|
Guinea-Bissau
|
63*
|
Guinea
63 |
|
70
|
Guyana
|
84*
|
Suriname
89, Barbados 78 |
|
71
|
Haiti
|
72*
|
Jamaica
72 |
|
72
|
Honduras
|
84*
|
Guatemala
79, Colombia 88 |
|
73
|
Hong
Kong |
107
|
|
|
74
|
Hungary
|
99
|
|
|
75
|
Iceland
|
98*
|
Norway
98 |
|
76
|
India
|
81
|
|
|
77
|
Indonesia
|
89
|
|
|
78
|
Iran
|
84
|
|
|
79
|
Iraq
|
87
|
|
|
80
|
Ireland
|
93
|
|
|
81
|
Israel
|
94
|
|
|
82
|
Italy
|
102
|
|
|
83
|
Jamaica
|
72
|
|
|
84
|
Japan
|
105
|
|
|
85
|
Jordan
|
87*
|
Iraq
87, Lebanon 86 |
|
86
|
Kazakhstan
|
93*
|
Russia
96, Turkey 90 |
|
87
|
Kenya
|
72
|
|
|
88
|
Kiribati
|
84*
|
Marshall
Islands 84, Fiji 84 |
|
89
|
Korea,
North |
105*
|
South
Korea 106,Japan 105 |
|
90
|
Korea,
South |
106
|
|
|
91
|
Kuwait
|
83*
|
Iraq
87, Qatar 78 |
|
92
|
Kyrgyzstan
|
87*
|
Turkey
90, Iran 84 |
|
93
|
Laos
|
89*
|
Thailand
91, Philippines 86 |
|
94
|
Latvia
|
97*
|
Russia
96, Finland 97 |
|
95
|
Lebanon
|
86
|
|
|
96
|
Lesotho
|
72*
|
Zambia
77, Zimbabwe 66 |
|
97
|
Liberia
|
64*
|
Sierra
Leone 64, Guinea 63 |
|
98
|
Libya
|
84*
|
Morocco
85, Egypt 83 |
|
99
|
Lithuania
|
97*
|
Russia
96, Finland 97 |
|
100
|
Luxembourg
|
101*
|
Netherlands
102, Belgium 100 |
|
101
|
Macedonia
|
93*
|
Bulgaria
93, Greece 92 |
|
102
|
Madagascar
|
79*
|
Mixed
Malay-Negroid population - see notes
|
|
103
|
Malawi
|
71*
|
Congo
(Z) 65, Tanzania 72, Zambia 77 |
|
104
|
Malaysia
|
92
|
|
|
105
|
Maldives
|
81*
|
India
81 |
|
106
|
Mali
|
68*
|
Guinea
63, Sudan 72 |
|
107
|
Malta
|
95*
|
Italy
102, Spain 99, Morocco 85 |
|
108
|
Marshall
Islands |
84
|
|
|
109
|
Mauritania
|
73*
|
Guinea
63, Morocco 85, Sudan 72 |
|
110
|
Mauritius
|
81*
|
Mixed
population-see notes |
|
111
|
Mexico
|
87
|
|
|
112
|
Micronesia
|
84*
|
Marshall
Islands 84 |
|
113
|
Moldova
|
95*
|
Romania
94, Russia 96 |
|
114
|
Mongolia
|
98*
|
Russia
96, China 100 |
|
115
|
Morocco
|
85
|
|
|
116
|
Mosambique
|
72*
|
Tanzania
72, Zimbabwe 66, Zambia 77 |
|
117
|
Namibia
|
72*
|
Zambia
77, Zimbabwe 66 |
|
118
|
Nepal
|
78
|
|
|
119
|
Netherlands
|
102
|
|
|
120
|
New
Zealand |
100
|
|
|
121
|
Nicaragua
|
84*
|
Guatemala
79, Colombia 88 |
|
122
|
Niger
|
67*
|
Nigeria
67 |
|
123
|
Nigeria
|
67
|
|
|
124
|
Norway
|
98
|
|
|
125
|
Oman
|
83*
|
Iraq
87, Qatar 78 |
|
126
|
Pakistan
|
81*
|
India
81 |
|
127
|
Panama
|
84*
|
Colombia
88, Ecuador 80 |
|
128
|
Papua
New Guinea |
84*
|
Marshall
Islands 84, Fiji 84 |
|
129
|
Paraguay
|
85*
|
Ecuador
80, Peru 90 |
|
130
|
Peru
|
90
|
|
|
131
|
Philippines
|
86
|
|
|
132
|
Poland
|
99
|
|
|
133
|
Portugal
|
95
|
|
|
134
|
Puerto
Rico |
84
|
|
|
135
|
Qatar
|
78
|
|
|
136
|
Romania
|
94
|
|
|
137
|
Russia
|
96
|
|
|
138
|
Rwanda
|
70*
|
Congo
(Z) 65, Tanzania 72, Uganda 73 |
|
139
|
Samoa
(Western) |
87
|
|
|
140
|
Sao
Tome/Principe |
59*
|
Equatorial
Guinea 59 |
|
141
|
Saudi
Arabia |
83*
|
Iraq
87, Qatar 78 |
|
142
|
Senegal
|
64*
|
Sierra
Leone 64, Guinea 63 |
|
143
|
Seychelles
|
81*
|
Mixed
population, India 81 |
|
144
|
Sierra
Leone |
64
|
|
|
145
|
Singapore
|
100
|
|
|
146
|
Slovakia
|
96
|
|
|
147
|
Slovenia
|
95
|
|
|
148
|
Solomon
Islands |
84*
|
Marshall
Islands 84, Fiji 84 |
|
149
|
Somalia
|
68*
|
Ethiopia
63, Kenya 72 |
|
150
|
South
Africa |
72
|
See
notes |
|
151
|
Spain
|
99
|
|
|
152
|
Sri
Lanka |
81*
|
India
81 |
|
153
|
St.
Kitts & Nevis |
75*
|
Barbados
78, Jamaica 72 |
|
154
|
St.
Lucia |
75*
|
Barbados
78, Jamaica 72 |
|
155
|
St.Vincent/Grenadines
|
75*
|
Barbados
78, Jamaica 72 |
|
156
|
Sudan
|
72
|
|
|
157
|
Suriname
|
89
|
|
|
158
|
Swaziland
|
72*
|
Zambia
77, Zimbabwe 66 |
|
159
|
Sweden
|
101
|
|
|
160
|
Switzerland
|
101
|
|
|
161
|
Syria
|
87*
|
Iraq
87, Lebanon 86 |
|
162
|
Taiwan
|
104
|
|
|
163
|
Tajikistan
|
87*
|
Turkey
90, Iran 84 |
|
164
|
Tanzania
|
72
|
|
|
165
|
Thailand
|
91
|
|
|
166
|
Togo
|
69*
|
Ghana
71, Nigeria 67 |
|
167
|
Tonga
|
87
|
|
|
168
|
Trinidad
& Tobago |
80*
|
78,
Jamaica 72 Suriname 89, Barbados
|
|
169
|
Tunisia
|
84*
|
Morocco
85, Egypt 83 |
|
170
|
Turkey
|
90
|
|
|
171
|
Turkmenistan
|
87*
|
Turkey
90, Iran 84 |
|
172
|
Uganda
|
73
|
|
|
173
|
Ukraine
|
96*
|
Russia
96 |
|
174
|
United
Arab Emirates |
83*
|
Iraq
87, Qatar 78 |
|
175
|
United
Kingdom |
100
|
|
|
176
|
United
States |
98
|
|
|
177
|
Uruguay
|
96
|
|
|
178
|
Uzbekistan
|
87*
|
Turkey
90, Iran 84 |
|
179
|
Vanuatu
|
84*
|
Marshall
Islands 84, Fiji 84 |
|
180
|
Venezuela
|
88*
|
Colombia
88 |
|
181
|
Vietnam
|
96*
|
China
100, Thailand 91 |
|
182
|
Yemen
|
83*
|
Iraq
87, Qatar 78 |
|
183
|
Yugoslavia
|
93*
|
Croatia
90, Slovenia 95 |
|
184
|
Zambia
|
77
|
|
|
185
|
Zimbabwe
|
66
|
|
|