diff --git a/RhSolutions.AddIn/Services/GuessReader.cs b/RhSolutions.AddIn/Services/GuessReader.cs
index f1327d5..a6f3264 100644
--- a/RhSolutions.AddIn/Services/GuessReader.cs
+++ b/RhSolutions.AddIn/Services/GuessReader.cs
@@ -135,16 +135,13 @@ public class GuessReader : IReader
                 object currentCell = cells[row, 1];
                 double? value = currentCell as double?;
 
-                if (value == null || value == 0)
+                if (value == null 
+                    || value == 0 
+                    || value > maxValue)
                 {
                     continue;
                 }
 
-                if (value > maxValue)
-                {
-                    return false;
-                }
-
                 if (++successCounter > 1)
                 {
                     return true;