| a | | Projected est. (medium fertility variant). |
| b | | For statistical purposes, the data for New Zealand do not include this area. |
| c | | 2023 |
| d | | 2018 |
| e | | 2024 |
| f | | 2019 |
| g | | Data refers to a 5-year period preceding the reference year. |
| h | | Calculated by the UN Statistics Division. |
| i | | For statistical purposes, the foreign-born population includes persons born in New Zealand, Cook Islands, and Tokelau. |
| j | | Indicators are sensitive to external funds flowing in to the country. |
| k | | Data refer to fiscal years beginning 1 July. |
| l | | General government expenditure (GGE) can be larger than the Gross domestic product (GDP) because government accounts for a very large part of domestic consumption and because a large part of domestic consumption in the country is accounted for by imports. |
| m | | 2022 |
| n | | Estimate. |
| o | | 2011 |
| p | | Including Niueans residing usually in New Zealand. |
| q | | 2021 |