{
  "fields": [{"id":"_id","type":"int"},{"id":"yil","type":"numeric"},{"id":"Gönüllü_Sayisi","type":"numeric"}],
  "records": [
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    [2,2020,1571],
    [3,2021,1586],
    [4,2022,1586],
    [5,2023,1598],
    [6,2024,2022],
    [7,2025,2830]
]}