List of countries forming the database
| Highest IMR rank | Intermediate IMR rank | Lowest IMR rank |
|---|---|---|
| IMR, infant mortality rate; U5M, under 5 mortality rate. | ||
| Sierra Leone | El Salvador | Portugal |
| Zambia | Lebanon | Japan |
| Chad | Republic of Moldova | Republic of Korea |
| Burkina Faso | Suriname | Luxembourg |
| Mozambique | Albania | Malta |
| Burundi | Ecuador | Monaco |
| Malawi | Nauru | Slovenia |
| Mauritania | Paraguay | Denmark |
| Nigeria | Georgia | Iceland |
| Rwanda | Mexico | Norway |
| Central African Republic | Palau | Singapore |
| Niger | Peru | San Marino |
| Côte d’Ivoire | Saudi Arabia | Sweden |
| Angola | Cape Verde | Spain |
| Afghanistan | Honduras | Switzerland |
| Liberia | Philippines | Austria |
| Mali | Vietnam | Czech Republic |
| Somalia | Brazil | Finland |
| Guinea-Bissau | Armenia | Germany |
| Congo | Jordan | Greece |
| IMR 128.8 | 27.4 | 4.15 |
| U5M 192.4 | 44.9 | 6.4 |