Infant mortality rate is the number of infants dying before reaching one year of age, per 1,000 live births in a given year.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Japan | 13.4 | 4.6 | 3.3 | 2.7 | 2.4 | 2.3 | 2.2 | 2.2 | 2.1 | 2.0 | 2.0 | 1.9 | 1.9 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
| France | 15.1 | 7.4 | 4.1 | 3.4 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.2 | 3.2 | 3.3 | 3.3 | 3.3 | 3.3 | 3.4 | 3.4 | 3.4 |
| Germany | 22.1 | 7.0 | 4.4 | 3.9 | 3.5 | 3.4 | 3.4 | 3.3 | 3.3 | 3.3 | 3.3 | 3.2 | 3.2 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 |
| Italy | 29.6 | 8.4 | 4.7 | 3.8 | 3.4 | 3.3 | 3.2 | 3.1 | 3.1 | 3.0 | 2.9 | 2.8 | 2.7 | 2.6 | 2.5 | 2.5 | 2.4 | 2.3 |
| United Kingdom | 18.1 | 7.9 | 5.5 | 5.1 | 4.4 | 4.3 | 4.1 | 4.0 | 3.9 | 3.9 | 3.8 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 |
| Canada | 18.5 | 6.8 | 5.3 | 5.2 | 5.0 | 4.9 | 4.8 | 4.8 | 4.7 | 4.7 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.4 |
| United States of America | 19.9 | 9.4 | 7.1 | 6.8 | 6.2 | 6.1 | 6.0 | 5.9 | 5.8 | 5.8 | 5.7 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |