{"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": ["CAF"], "observations": [{"country": "CAF", "date": 2010, "value": 35.907513544869}, {"country": "CAF", "date": 2011, "value": 39.2225449652738}, {"country": "CAF", "date": 2012, "value": 36.4656988842659}, {"country": "CAF", "date": 2013, "value": 38.1743345015546}, {"country": "CAF", "date": 2014, "value": 33.7465914342482}, {"country": "CAF", "date": 2015, "value": 37.4065427747097}, {"country": "CAF", "date": 2016, "value": 36.2453628561802}, {"country": "CAF", "date": 2017, "value": 35.1467368749208}, {"country": "CAF", "date": 2018, "value": 35.0601954658141}, {"country": "CAF", "date": 2019, "value": 34.0493204346223}, {"country": "CAF", "date": 2020, "value": 35.2422763767659}, {"country": "CAF", "date": 2021, "value": 33.2577447153042}, {"country": "CAF", "date": 2022, "value": 32.636811446638}, {"country": "CAF", "date": 2023, "value": 33.2858847106909}, {"country": "CAF", "date": 2024, "value": null}, {"country": "CAF", "date": 2025, "value": null}], "provenance": {"retrieved_at": "2026-10-04T04:34:08.554494+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": []}