[
   {
      "verwaltungseinheit" : "Arnsberg",
      "gkz" : null,
      "jahr" : "1998",
      "kollektorflaeche_m2" : 25115.034499999994,
      "ertrag_th_gwh" : 10.046013800000004,
      "stand" : "20240901",
      "quelle" : "LANUK"
   },
   {
      "verwaltungseinheit" : "Münster",
      "gkz" : null,
      "jahr" : "1998",
      "kollektorflaeche_m2" : 18463.960499999997,
      "ertrag_th_gwh" : 7.385584199999997,
      "stand" : "20240901",
      "quelle" : "LANUK"
   },
   {
      "verwaltungseinheit" : "Düsseldorf",
      "gkz" : null,
      "jahr" : "1998",
      "kollektorflaeche_m2" : 17588.6245,
      "ertrag_th_gwh" : 7.035449800000003,
      "stand" : "20240901",
      "quelle" : "LANUK"
   },
   {
      "verwaltungseinheit" : "Köln",
      "gkz" : null,
      "jahr" : "1998",
      "kollektorflaeche_m2" : 29702.609224999997,
      "ertrag_th_gwh" : 11.881043689999998,
      "stand" : "20240901",
      "quelle" : "LANUK"
   },
   {
      "verwaltungseinheit" : "Detmold",
      "gkz" : null,
      "jahr" : "1998",
      "kollektorflaeche_m2" : 22563.545500000007,
      "ertrag_th_gwh" : 9.0254182,
      "stand" : "20240901",
      "quelle" : "LANUK"
   }
]