| Footnotes |
| a | For statistical purposes, the data for New Zealand do not include this area. | |
| b | Projected estimate (medium fertility variant). | |
| c | 2022 | |
| d | The "capital" rotates yearly between the three atolls of Atafu, Fakaofo and Nukunomu, each with fewer than 500 inhabitants in 2011. | |
| e | 2023 | |
| f | Estimate. | |
| g | 2019 | |
| h | Data refers to a 5-year period preceding the reference year. | |
| i | Calculated by the UN Statistics Division. | |
| j | Including refugees. | |
| k | 2021 |