{"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": ["MWI"], "observations": [{"country": "MWI", "date": 2010, "value": 21.1627076026849}, {"country": "MWI", "date": 2011, "value": 19.1678879677523}, {"country": "MWI", "date": 2012, "value": 18.8598593107935}, {"country": "MWI", "date": 2013, "value": 18.9083383499326}, {"country": "MWI", "date": 2014, "value": 16.9489573456288}, {"country": "MWI", "date": 2015, "value": 17.9848717763978}, {"country": "MWI", "date": 2016, "value": 16.5572785050634}, {"country": "MWI", "date": 2017, "value": 16.0402550395062}, {"country": "MWI", "date": 2018, "value": 18.7735651314743}, {"country": "MWI", "date": 2019, "value": 19.596437811483}, {"country": "MWI", "date": 2020, "value": 16.3899819196217}, {"country": "MWI", "date": 2021, "value": 15.6967269641745}, {"country": "MWI", "date": 2022, "value": 20.1661455127716}, {"country": "MWI", "date": 2023, "value": 16.7211601349048}, {"country": "MWI", "date": 2024, "value": null}, {"country": "MWI", "date": 2025, "value": null}], "provenance": {"retrieved_at": "2026-10-05T03:13:17.933015+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": []}