{"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": ["STP"], "observations": [{"country": "STP", "date": 2010, "value": 13.9058016462842}, {"country": "STP", "date": 2011, "value": 15.3212336355054}, {"country": "STP", "date": 2012, "value": 16.6721703300999}, {"country": "STP", "date": 2013, "value": 16.2936406866651}, {"country": "STP", "date": 2014, "value": 12.3095048044896}, {"country": "STP", "date": 2015, "value": 18.7235197689483}, {"country": "STP", "date": 2016, "value": 16.7452732227187}, {"country": "STP", "date": 2017, "value": 13.5589080411295}, {"country": "STP", "date": 2018, "value": 12.8848816677863}, {"country": "STP", "date": 2019, "value": 13.8008833750052}, {"country": "STP", "date": 2020, "value": 15.8580599660339}, {"country": "STP", "date": 2021, "value": 14.8156728919369}, {"country": "STP", "date": 2022, "value": 14.9991986078849}, {"country": "STP", "date": 2023, "value": 15.1195335259737}, {"country": "STP", "date": 2024, "value": null}, {"country": "STP", "date": 2025, "value": null}], "provenance": {"retrieved_at": "2026-10-05T06:48:53.510632+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": []}