Rank Country Protonorm I.Q. # scores
1 Cambodia 500 157 6
2 Korea, South 497 156 2
3 New Zealand 491 156 2
4 Slovenia 487 155 3
5 Denmark 480 153 10
6 Serbia and Montenegro 473 152 5
7 Canada 459 150 45
8 Germany 453 149 46
9 Iran 452 149 2
10 Malta 450 148 12
11 Belgium 447 147 45
12 Poland 442 147 14
13 Portugal 440 146 16
14 Switzerland 440 146 7
15 Israel 433 145 9
16 Austria 432 145 3
17 United Kingdom 430 144 73
18 France 424 143 44
19 Australia 423 143 23
20 Remaining countries 414 142 9
21 Spain 413 141 28
22 Norway 413 141 26
23 Brazil 413 141 14
24 Finland 412 140 76
25 Sweden 412 140 73
26 Luxembourg 412 140 3
27 Greece 409 140 29
28 Netherlands 403 139 96
29 United States 395 139 328
30 Mexico 394 139 3
31 Yugoslavia 393 138 3
32 Bosnia and Herzegovina 392 137 5
33 Hong Kong 389 137 6
34 Thailand 389 137 4
35 Italy 384 135 17
36 Cyprus 380 134 3
37 Japan 374 134 5
38 Argentina 367 132 3
39 Turkey 359 130 23
40 Lithuania 335 128 2
41 South Africa 333 128 5
42 India 308 124 6
43 Singapore 287 121 11