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            "parameter": "Demande Biochimique en oxygène en 5 jours (D.B.O.5)",
            "year": 2025,
            "sample_count": 6,
            "minimum": "1.400000",
            "maximum": "3.800000",
            "mean": "2.816667",
            "median": "2.950000",
            "p10": "1.400000",
            "p90": "3.700000",
            "latest_value": "1.400000",
            "latest_at": "2025-12-23 00:00:00",
            "unit": "mg/L"
        }
    ]
}