Life expectancy at birth indicates the number of years a newborn infant would live if prevailing patterns of mortality at the time of its birth were to stay the same throughout its life.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Argentina | 65.6 | 71.6 | 73.9 | 75.2 | 75.7 | 76.1 | 75.8 | 75.8 | 76.3 | 76.6 | 76.1 | 76.5 | 76.8 | 76.8 | 75.9 | 73.9 | 75.8 | 77.4 |
| Bolivia | 47.1 | 56.8 | 62.1 | 64.2 | 66.0 | 66.3 | 66.6 | 66.8 | 67.0 | 67.2 | 67.4 | 67.5 | 67.7 | 67.8 | 62.9 | 61.4 | 67.4 | 68.6 |
| Brazil | 57.3 | 65.9 | 69.6 | 71.8 | 73.8 | 74.0 | 74.3 | 74.6 | 74.8 | 75.1 | 75.1 | 75.4 | 75.6 | 75.8 | 74.5 | 73.0 | 74.9 | 75.8 |
| Chile | 62.6 | 73.7 | 77.1 | 78.5 | 79.1 | 79.2 | 79.2 | 79.6 | 79.7 | 80.0 | 80.3 | 80.6 | 80.6 | 80.3 | 79.3 | 78.9 | 79.2 | 81.2 |
| Colombia | 61.5 | 68.7 | 70.9 | 73.2 | 74.9 | 75.2 | 75.6 | 75.8 | 76.0 | 76.1 | 76.2 | 76.4 | 76.6 | 76.8 | 74.8 | 72.7 | 76.5 | 77.7 |
| Cuba | 67.9 | 73.8 | 75.9 | 77.5 | 77.9 | 78.1 | 78.2 | 78.0 | 77.8 | 77.7 | 77.6 | 77.3 | 77.4 | 77.4 | 77.4 | 73.2 | 77.6 | 78.1 |
| Ecuador | 58.9 | 68.4 | 72.1 | 73.9 | 75.2 | 75.2 | 75.5 | 75.8 | 76.1 | 76.2 | 76.1 | 76.2 | 77.2 | 77.3 | 72.0 | 72.7 | 76.6 | 77.4 |
| Mexico | 58.9 | 69.0 | 72.6 | 73.6 | 73.7 | 73.9 | 74.1 | 74.3 | 74.4 | 74.4 | 74.4 | 74.3 | 74.3 | 74.5 | 70.4 | 69.8 | 74.0 | 75.1 |
| Panama | 64.1 | 71.3 | 73.4 | 75.2 | 76.4 | 76.7 | 76.9 | 77.1 | 77.4 | 77.6 | 77.8 | 77.9 | 78.3 | 78.5 | 76.3 | 77.0 | 79.3 | 79.6 |
| Paraguay | 62.6 | 67.3 | 70.0 | 71.3 | 72.6 | 72.8 | 73.1 | 73.3 | 73.4 | 73.5 | 73.5 | 73.5 | 73.6 | 73.7 | 72.7 | 68.1 | 72.3 | 73.8 |
| Peru | 47.7 | 64.0 | 69.8 | 72.0 | 72.9 | 73.3 | 74.0 | 74.6 | 75.3 | 75.7 | 76.0 | 76.0 | 76.0 | 76.3 | 73.8 | 71.6 | 76.8 | 77.7 |
| Uruguay | 68.7 | 73.0 | 74.7 | 75.8 | 76.7 | 76.6 | 76.7 | 77.0 | 77.2 | 77.3 | 77.4 | 77.6 | 77.5 | 77.5 | 78.4 | 75.4 | 76.5 | 78.1 |
| Venezuela, RB | 64.8 | 71.0 | 72.4 | 73.1 | 73.1 | 73.1 | 73.1 | 73.1 | 72.8 | 73.0 | 72.0 | 71.9 | 72.6 | 72.8 | 72.4 | 71.5 | 72.6 | 72.5 |