{"indicator": {"code": "POP.AGE.STRUCT", "name": "Structure de la population par âge", "unit": "%"}, "source": {"name": "World Bank", "producer": "Banque mondiale", "url": "https://data.worldbank.org", "license": "CC BY 4.0", "license_url": "https://datacatalog.worldbank.org/public-licenses"}, "countries": ["NGA"], "observations": [{"country": "NGA", "date": 2010, "value": 52.5665654655266}, {"country": "NGA", "date": 2011, "value": 52.534972840043}, {"country": "NGA", "date": 2012, "value": 52.5270788696892}, {"country": "NGA", "date": 2013, "value": 52.549360231945}, {"country": "NGA", "date": 2014, "value": 52.6058463638302}, {"country": "NGA", "date": 2015, "value": 52.709081986385}, {"country": "NGA", "date": 2016, "value": 52.8926220185148}, {"country": "NGA", "date": 2017, "value": 53.1559836470855}, {"country": "NGA", "date": 2018, "value": 53.4598457316183}, {"country": "NGA", "date": 2019, "value": 53.7983137946911}, {"country": "NGA", "date": 2020, "value": 54.1929528639579}, {"country": "NGA", "date": 2021, "value": 54.6149618714835}, {"country": "NGA", "date": 2022, "value": 55.0396238495041}, {"country": "NGA", "date": 2023, "value": 55.4796081821744}, {"country": "NGA", "date": 2024, "value": 55.9374923815531}, {"country": "NGA", "date": 2025, "value": 56.4107403158649}], "provenance": {"retrieved_at": "2026-10-06T19:23:58.370317+00:00", "methodology": "Répartition de la population par grande classe d'âge (%).", "attribution": "Source : Banque mondiale. Données consultées via BNTIC FasoData.", "note": "BNTIC n'est pas producteur de ces statistiques."}, "meta": {"start": 2010, "end": 2026, "cache_ttl": 43200}, "warnings": []}