{"indicator": {"code": "CLI.SOLAR", "name": "Rayonnement solaire (surface)", "unit": "kWh/m²/j"}, "source": {"name": "NASA POWER", "producer": "NASA (Langley Research Center)", "url": "https://power.larc.nasa.gov/", "license": "Domaine public (NASA)", "license_url": "https://power.larc.nasa.gov/"}, "countries": ["NER"], "observations": [{"country": "NER", "date": 2010, "value": 5.9021}, {"country": "NER", "date": 2011, "value": 6.0223}, {"country": "NER", "date": 2012, "value": 5.9734}, {"country": "NER", "date": 2013, "value": 6.0569}, {"country": "NER", "date": 2014, "value": 6.0698}, {"country": "NER", "date": 2015, "value": 6.0329}, {"country": "NER", "date": 2016, "value": 5.9532}, {"country": "NER", "date": 2017, "value": 6.102}, {"country": "NER", "date": 2018, "value": 6.1284}, {"country": "NER", "date": 2019, "value": 6.0631}, {"country": "NER", "date": 2020, "value": 6.0686}, {"country": "NER", "date": 2021, "value": 6.2424}, {"country": "NER", "date": 2022, "value": 5.9602}, {"country": "NER", "date": 2023, "value": 5.9743}, {"country": "NER", "date": 2024, "value": 5.9059}, {"country": "NER", "date": 2025, "value": 6.0132}], "provenance": {"retrieved_at": "2026-10-04T17:09:55.620566+00:00", "methodology": "Irradiation solaire descendante moyenne (NASA POWER).", "attribution": "Source : NASA (Langley Research Center). Données consultées via BNTIC FasoData.", "note": "BNTIC n'est pas producteur de ces statistiques."}, "meta": {"start": 2010, "end": 2026, "cache_ttl": 86400}, "warnings": []}