rank,country,iso2,average_iq,region,value_type,n_individuals,n_studies
1,Japan,jp,107.01,East Asia,measured,3207,6
2,Taiwan,tw,106.47,East Asia,measured,10008,7
3,Singapore,sg,105.89,Southeast Asia,measured,1593,5
4,Hong Kong,hk,105.37,East Asia,measured,22021,8
5,China,cn,104.10,East Asia,measured,51500,6
6,North Korea,kp,103.76,East Asia,estimated,,
7,South Korea,kr,102.35,East Asia,measured,3586,4
8,Belarus,by,101.60,Europe,measured,13824,2
9,Finland,fi,101.20,Europe,measured,1536,3
10,Liechtenstein,li,101.07,Europe,assessment,,
11,Germany,de,100.74,Europe,measured,8445,12
12,Netherlands,nl,100.74,Europe,measured,10581,11
13,Estonia,ee,100.72,Europe,measured,6688,3
14,Luxembourg,lu,99.87,Europe,assessment,,
15,Macau,mo,99.82,East Asia,assessment,,
16,Cambodia,kh,99.75,Southeast Asia,measured,3181,3
17,Canada,ca,99.52,North America,measured,4229,10
18,Australia,au,99.24,Oceania,measured,5962,6
19,Hungary,hu,99.24,Europe,measured,7848,2
20,Switzerland,ch,99.24,Europe,measured,1636,5
21,United Kingdom,gb,99.18,Europe,measured,6960,6
22,Greenland,gl,98.89,North America,estimated,,
23,Slovenia,si,98.60,Europe,measured,8569,7
24,New Zealand,nz,98.57,Oceania,measured,5949,5
25,Austria,at,98.38,Europe,measured,390,4
26,Iceland,is,98.26,Europe,measured,550,2
27,Denmark,dk,97.83,Europe,measured,750,2
28,Belgium,be,97.49,Europe,measured,1112,3
29,United States,us,97.43,North America,measured,62649,58
30,Norway,no,97.13,Europe,measured,369,3
31,Sweden,se,97.00,Europe,measured,1241,2
32,France,fr,96.69,Europe,measured,4676,5
33,Poland,pl,96.35,Europe,measured,8864,9
34,Slovakia,sk,96.32,Europe,measured,833,1
35,Russia,ru,96.29,Europe,measured,1290,3
36,Lithuania,lt,95.89,Europe,measured,1779,3
37,Croatia,hr,95.75,Europe,measured,1003,3
38,Andorra,ad,95.20,Europe,estimated,,
39,Ireland,ie,95.13,Europe,measured,466,3
40,Czech Republic,cz,94.92,Europe,measured,363,1
41,Latvia,lv,94.79,Europe,measured,146,1
42,Italy,it,94.23,Europe,measured,5717,5
43,New Caledonia,nc,93.92,Oceania,estimated,,
44,Vanuatu,vu,93.92,Oceania,estimated,,
45,Spain,es,93.90,Europe,measured,4299,7
46,Bermuda,bm,93.48,North America,measured,618,4
47,Cyprus,cy,93.39,Middle East,measured,3513,2
48,Portugal,pt,92.87,Europe,measured,1989,3
49,Israel,il,92.43,Middle East,measured,3705,6
50,Barbados,bb,91.60,Latin America,measured,117,2
51,Malta,mt,91.27,Europe,measured,172,3
52,Myanmar,mm,91.20,Southeast Asia,estimated,,
53,Mongolia,mn,91.03,East Asia,measured,708,1
54,Bulgaria,bg,90.99,Europe,measured,1671,2
55,Greece,gr,90.77,Europe,measured,1584,3
56,Suriname,sr,90.29,Latin America,estimated,,
57,Ukraine,ua,90.07,Europe,measured,132,1
58,Moldova,md,89.98,Europe,assessment,,
59,Serbia,rs,89.60,Europe,measured,4877,12
60,Vietnam,vn,89.53,Southeast Asia,measured,917,3
61,Iraq,iq,89.28,Middle East,measured,2976,3
62,Uzbekistan,uz,89.01,Central Asia,measured,51,1
63,Thailand,th,88.92,Southeast Asia,measured,15323,17
64,Kazakhstan,kz,88.89,Central Asia,measured,617,3
65,Armenia,am,88.82,Middle East,assessment,,
66,Bosnia and Herzegovina,ba,88.54,Europe,measured,505,2
67,Costa Rica,cr,88.34,Latin America,measured,153,2
68,Bhutan,bt,87.94,South Asia,estimated,,
69,Chile,cl,87.89,Latin America,measured,2393,5
70,Mexico,mx,87.73,Latin America,measured,1590,4
71,Tajikistan,tj,87.71,Central Asia,measured,674,1
72,Uruguay,uy,87.59,Latin America,assessment,,
73,Brunei,bn,87.58,Southeast Asia,estimated,,
74,Malaysia,my,87.58,Southeast Asia,measured,237,1
75,Bahamas,bs,86.99,Latin America,measured,723,2
76,Romania,ro,86.88,Europe,measured,2801,3
77,Turkey,tr,86.80,Middle East,measured,2396,1
78,Argentina,ar,86.63,Latin America,measured,6110,5
79,Sri Lanka,lk,86.62,South Asia,measured,326,3
80,Mauritius,mu,86.56,Sub-Saharan Africa,measured,837,1
81,Montenegro,me,85.78,Europe,assessment,,
82,Trinidad and Tobago,tt,85.63,Latin America,assessment,,
83,Turkmenistan,tm,85.49,Central Asia,estimated,,
84,Azerbaijan,az,84.81,Middle East,assessment,,
85,Georgia,ge,84.50,Middle East,assessment,,
86,Turks and Caicos Islands,tc,84.29,Latin America,estimated,,
87,Paraguay,py,84.04,Latin America,estimated,,
88,Cook Islands,ck,83.96,Oceania,estimated,,
89,Fiji,fj,83.96,Oceania,estimated,,
90,Kiribati,ki,83.96,Oceania,estimated,,
91,Marshall Isands,mh,83.96,Oceania,measured,407,1
92,Micronesia,fm,83.96,Oceania,estimated,,
93,Samoa,ws,83.96,Oceania,estimated,,
94,Solomon Islands,sb,83.96,Oceania,estimated,,
95,Tonga,to,83.96,Oceania,estimated,,
96,Cuba,cu,83.90,Latin America,measured,2040,3
97,Haiti,ht,83.87,Latin America,measured,187,2
98,Bahrain,bh,83.60,Middle East,measured,1018,1
99,Brazil,br,83.38,Latin America,measured,7645,23
100,Guyana,gy,83.23,Latin America,estimated,,
101,Colombia,co,83.13,Latin America,measured,790,3
102,Venezuela,ve,82.99,Latin America,measured,201,3
103,Cayman Islands,ky,82.24,Latin America,estimated,,
104,Afghanistan,af,82.12,South Asia,estimated,,
105,Dominican Republic,do,82.05,Latin America,measured,34,1
106,United Arab Emirates,ae,82.05,Middle East,measured,5159,1
107,Puerto Rico,pr,81.99,Latin America,measured,9606,22
108,Macedonia,mk,81.91,Europe,assessment,,
109,Albania,al,81.75,Europe,assessment,,
110,Lebanon,lb,81.70,Middle East,measured,200,2
111,Philippines,ph,81.64,Southeast Asia,measured,3145,3
112,Peru,pe,81.44,Latin America,measured,2702,9
113,Mariana Islands,mp,81.38,Oceania,estimated,,
114,Laos,la,80.99,Southeast Asia,measured,142,4
115,Libya,ly,80.92,North Africa,measured,7000,9
116,Qatar,qa,80.78,Middle East,measured,1135,1
117,Jordan,jo,80.70,Middle East,measured,3904,4
118,Maldives,mv,80.54,South Asia,estimated,,
119,Iran,ir,80.01,Middle East,measured,6517,3
120,Netherlands Antilles,an,80.01,Latin America,measured,96,1
121,Pakistan,pk,80.00,South Asia,measured,6183,8
122,Grenada,gd,79.34,Latin America,estimated,,
123,Tunisia,tn,79.22,North Africa,assessment,,
124,Kyrgyzstan,kg,79.09,Central Asia,measured,327,1
125,Panama,pa,79.00,Latin America,assessment,,
126,Seychelles,sc,78.76,Sub-Saharan Africa,measured,643,1
127,Oman,om,78.70,Middle East,measured,14627,6
128,Kuwait,kw,78.64,Middle East,measured,15346,4
129,Indonesia,id,78.53,Southeast Asia,measured,2327,18
130,Papua New Guinea,pg,78.53,Oceania,estimated,,
131,Timor-Leste,tl,78.53,Southeast Asia,estimated,,
132,Ecuador,ec,78.26,Latin America,measured,126,4
133,Chad,td,77.91,Sub-Saharan Africa,estimated,,
134,Sudan,sd,77.91,North Africa,measured,41001,18
135,Gaza Strip,ps,77.69,Middle East,measured,5876,5
136,Senegal,sn,77.40,Sub-Saharan Africa,estimated,,
137,Comoros,km,77.07,Sub-Saharan Africa,estimated,,
138,Madagascar,mg,76.79,Sub-Saharan Africa,estimated,,
139,Virgin Islands,vg,76.69,Latin America,estimated,,
140,Bolivia,bo,76.53,Latin America,measured,156,3
141,Uganda,ug,76.42,Sub-Saharan Africa,measured,2759,3
142,Saudi Arabia,sa,76.36,Middle East,measured,11633,8
143,Egypt,eg,76.32,North Africa,measured,23147,9
144,India,in,76.24,South Asia,measured,20299,20
145,Algeria,dz,76.00,North Africa,assessment,,
146,Kenya,ke,75.20,Sub-Saharan Africa,measured,3528,8
147,Angola,ao,75.10,Sub-Saharan Africa,measured,19,1
148,Jamaica,jm,75.08,Latin America,measured,1256,16
149,Tanzania,tz,74.95,Sub-Saharan Africa,measured,4070,5
150,Syria,sy,74.41,Middle East,measured,6012,6
151,Bangladesh,bd,74.33,South Asia,measured,9043,5
152,Zimbabwe,zw,74.01,Sub-Saharan Africa,measured,1842,1
153,Burkina Faso,bf,73.80,Sub-Saharan Africa,measured,4635,1
154,Saint Lucia,lc,73.68,Latin America,estimated,,
155,Mozambique,mz,72.50,Sub-Saharan Africa,estimated,,
156,Burundi,bi,72.09,Sub-Saharan Africa,estimated,,
157,Niger,ne,70.85,Sub-Saharan Africa,estimated,,
158,Antigua and Barbuda,ag,70.48,Latin America,estimated,,
159,Saint Kitts and Nevis,kn,70.48,Latin America,estimated,,
160,Benin,bj,70.36,Sub-Saharan Africa,measured,4054,1
161,Rwanda,rw,69.95,Sub-Saharan Africa,estimated,,
162,Malawi,mw,69.70,Sub-Saharan Africa,measured,268,1
163,El Salvador,sv,69.63,Latin America,assessment,,
164,Botswana,bw,69.45,Sub-Saharan Africa,measured,140,1
165,Lesotho,ls,68.87,Sub-Saharan Africa,estimated,,
166,South Africa,za,68.87,Sub-Saharan Africa,measured,6704,15
167,Swaziland,sz,68.87,Sub-Saharan Africa,estimated,,
168,Eritrea,er,68.77,Sub-Saharan Africa,measured,764,4
169,Saint Helena,sh,68.74,Sub-Saharan Africa,estimated,,
170,Zambia,zm,68.43,Sub-Saharan Africa,estimated,,
171,Ethiopia,et,68.42,Sub-Saharan Africa,measured,707,6
172,Cameroon,cm,67.80,Sub-Saharan Africa,estimated,,
173,Nigeria,ng,67.80,Sub-Saharan Africa,measured,13372,10
174,Somalia,so,67.67,Sub-Saharan Africa,measured,2440,1
175,Morocco,ma,67.03,North Africa,measured,2018,7
176,Namibia,na,66.19,Sub-Saharan Africa,measured,103,1
177,Dominica,dm,66.03,Latin America,measured,725,2
178,Sao Tome and Principe,st,65.23,Sub-Saharan Africa,estimated,,
179,DR Congo,cd,64.92,Sub-Saharan Africa,measured,549,8
180,Togo,tg,63.47,Sub-Saharan Africa,estimated,,
181,Saint Vincent and the Grenadines,vc,63.42,Latin America,measured,174,1
182,Republic of the Congo,cg,62.97,Sub-Saharan Africa,measured,88,1
183,Gabon,ga,62.97,Sub-Saharan Africa,estimated,,
184,Yemen,ye,62.86,Middle East,measured,2904,2
185,Belize,bz,62.55,Latin America,assessment,,
186,Central African Rep.,cf,62.55,Sub-Saharan Africa,estimated,,
187,Honduras,hn,62.16,Latin America,assessment,,
188,Mali,ml,59.76,Sub-Saharan Africa,measured,206,1
189,Mauritania,mr,59.76,Sub-Saharan Africa,estimated,,
190,South Sudan,ss,58.61,Sub-Saharan Africa,measured,4363,5
191,Ivory Coast,ci,58.16,Sub-Saharan Africa,estimated,,
192,Ghana,gh,58.16,Sub-Saharan Africa,measured,4515,5
193,Guinea,gn,53.48,Sub-Saharan Africa,estimated,,
194,Nicaragua,ni,52.69,Latin America,measured,2062,3
195,Djibouti,dj,52.14,Sub-Saharan Africa,measured,2770,1
196,Cape Verde,cv,51.54,Sub-Saharan Africa,estimated,,
197,Gambia,gm,49.78,Sub-Saharan Africa,measured,2591,6
198,Guatemala,gt,47.72,Latin America,measured,5385,7
199,Liberia,lr,45.07,Sub-Saharan Africa,estimated,,
200,Sierra Leone,sl,45.07,Sub-Saharan Africa,measured,119,2
201,Nepal,np,42.99,South Asia,measured,2242,9