diff --git a/ReportingServices.Shared/ViewModels/ProductionReport/YieldStatistics.cs b/ReportingServices.Shared/ViewModels/ProductionReport/YieldStatistics.cs
index 81eeec8..a554c52 100644
--- a/ReportingServices.Shared/ViewModels/ProductionReport/YieldStatistics.cs
+++ b/ReportingServices.Shared/ViewModels/ProductionReport/YieldStatistics.cs
@@ -57,7 +57,7 @@ public class YieldStatistics
 
             foreach (ReactorOutsByRDS rout in outs)
             {
-                if (DateTime.Parse(rout.EndProcessTime).Date.ToString() == date)
+                if (DateTime.Parse(rout.EndProcessTime).Date.ToString() == date && !string.IsNullOrEmpty(rout.Units))
                     waferCount += (int)float.Parse(rout.Units);
             }
 
diff --git a/ReportingServices.UI/wwwroot/Assets/SLLTools.json b/ReportingServices.UI/wwwroot/Assets/SLLTools.json
index a7096f1..6da9b6e 100644
--- a/ReportingServices.UI/wwwroot/Assets/SLLTools.json
+++ b/ReportingServices.UI/wwwroot/Assets/SLLTools.json
@@ -1 +1 @@
-[{"Date":"2023-01-23T00:00:00-07:00","ASM":7,"HTR":16},{"Date":"2023-01-24T00:00:00-07:00","ASM":7,"HTR":15},{"Date":"2023-01-26T00:00:00-07:00","ASM":7,"HTR":14},{"Date":"2023-02-20T00:00:00-07:00","ASM":3,"HTR":8},{"Date":"2023-03-01T00:00:00-07:00","ASM":3,"HTR":8},{"Date":"2023-03-03T00:00:00-07:00","ASM":3,"HTR":8},{"Date":"2023-04-03T00:00:00-07:00","ASM":2,"HTR":6},{"Date":"2023-05-25T00:00:00-07:00","ASM":2,"HTR":8}]
\ No newline at end of file
+[{"Date":"2023-01-23T00:00:00-07:00","ASM":7,"HTR":16},{"Date":"2023-01-24T00:00:00-07:00","ASM":7,"HTR":15},{"Date":"2023-01-26T00:00:00-07:00","ASM":7,"HTR":14},{"Date":"2023-02-20T00:00:00-07:00","ASM":3,"HTR":8},{"Date":"2023-03-01T00:00:00-07:00","ASM":3,"HTR":8},{"Date":"2023-03-03T00:00:00-07:00","ASM":3,"HTR":8},{"Date":"2023-04-03T00:00:00-07:00","ASM":2,"HTR":6},{"Date":"2023-05-25T00:00:00-07:00","ASM":2,"HTR":8},{"Date":"2023-06-12T00:00:00-07:00","ASM":2,"HTR":7}]
\ No newline at end of file