using elsystem;
using elsystem.collections;
Var: GlobalDictionary GD(null);
once GD = GlobalDictionary.Create(true,"myGD");
If GD.Contains("TopValue")=false
then GD.Add("TopValue",BenchPerf)
else GD.Items["TopValue"]=BenchPerf;
If GD.Contains("TopValue")
then BenchPerf = GD.Items["TopValue"] astype double;
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