{"indicator": {"code": "ENV.PM25", "name": "Pollution de l'air (PM2,5)", "unit": "Nombre"}, "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": ["SDN"], "observations": [{"country": "SDN", "date": 2010, "value": 40.6512347808134}, {"country": "SDN", "date": 2011, "value": 42.2186016282076}, {"country": "SDN", "date": 2012, "value": 39.5964460341574}, {"country": "SDN", "date": 2013, "value": 40.6807085051535}, {"country": "SDN", "date": 2014, "value": 35.0474316325894}, {"country": "SDN", "date": 2015, "value": 40.3146727322112}, {"country": "SDN", "date": 2016, "value": 41.0585744418074}, {"country": "SDN", "date": 2017, "value": 41.5787617030802}, {"country": "SDN", "date": 2018, "value": 38.282708646216}, {"country": "SDN", "date": 2019, "value": 37.8890005473862}, {"country": "SDN", "date": 2020, "value": 34.3098025601851}, {"country": "SDN", "date": 2021, "value": 38.7008440663385}, {"country": "SDN", "date": 2022, "value": 39.0125504379439}, {"country": "SDN", "date": 2023, "value": 37.6123871383607}, {"country": "SDN", "date": 2024, "value": null}, {"country": "SDN", "date": 2025, "value": null}], "provenance": {"retrieved_at": "2026-10-05T13:14:11.142697+00:00", "methodology": "µg/m³, exposition moyenne annuelle.", "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": []}