Following are the countries with highest IQs:
| Ranking | Country | Average IQ |
| #1 | Singapore | 107.1 |
| #2 | China | 105.8 |
| #3 | Hong Kong | 105.7 |
| #4 | South Korea | 104.6 |
| #5 | Taiwan | 104.6 |
| #6 | Japan | 104.2 |
| #7 | Finland | 100.9 |
| #8 | Canada | 100.4 |
| #9 | Netherlands | 100.4 |
| #10 | Liechtenstein | 100.3 |
| #11 | Switzerland | 100.2 |
| #12 | Mongolia | 100 |
| #13 | Macao | 99.9 |
| #14 | Estonia | 99.4 |
| #15 | Belgium | 99.3 |
| #16 | Australia | 99.2 |
| #17 | UK | 99.1 |
| #18 | Austria | 99 |
| #19 | Czech Republic | 98.9 |
| #20 | New Zealand | 98.9 |
| #21 | Germany | 98.8 |
| #22 | Sweden | 98.6 |
| #23 | Iceland | 98.6 |
| #24 | France | 98.1 |
