Number of deaths under one year (number)
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 |
| Sierra | 1 584 | 1 517 | 1 483 | 1 421 | 1 363 | 1 316 | 1 373 | 1 516 | 1 483 |
| Costa | 1 427 | 1 383 | 1 366 | 1 378 | 1 332 | 1 513 | 1 523 | 1 586 | 1 663 |
| Amazónica | 186 | 143 | 149 | 178 | 163 | 180 | 178 | 194 | 197 |
| Insular | 6 | 2 | 4 | 2 | 4 | 1 | 4 | 1 | 7 |