| a | | Projected estimate (medium fertility variant). |
| b | | 2022 |
| c | | African Financial Community (CFA) Franc, Central Bank of West African States (BCEAO). |
| d | | 2019 |
| e | | 2023 |
| f | | Data classified according to ISIC Rev. 4. |
| g | | Excludes irrigation canals and landscaping care. |
| h | | Excludes publishing activities. Includes irrigation canals. |
| i | | Includes publishing activities and landscape care. Excludes repair of personal and household goods. |
| j | | Estimate. |
| k | | Niamey |
| l | | Index base: 2008=100. |
| m | | WAEMU harmonized consumer price index. |
| n | | Index base: 2014=100. |
| o | | Data refers to a 5-year period preceding the reference year. |
| p | | Calculated by the UN Statistics Division. |
| q | | Including refugees. |
| r | | Data based on calendar year (January 1 to December 31). |
| s | | 2021 |
| t | | 2018 |
| u | | 2017 |
| v | | 2012 |
| w | | Data are as at 1 January of reporting year. |
| x | | Population aged 15 years and over. |