diff --git a/DBADashGUI/Performance/PerformanceSummary.cs b/DBADashGUI/Performance/PerformanceSummary.cs
index a8a8a940..52347803 100644
--- a/DBADashGUI/Performance/PerformanceSummary.cs
+++ b/DBADashGUI/Performance/PerformanceSummary.cs
@@ -55,7 +55,7 @@ private void addPerformanceCounterColsToGrid()
                     pcColNames.Add(name);
                     if (!dgv.Columns.Contains(name))
                     {
-                        dgv.Columns.Add(new DataGridViewTextBoxColumn() { Name = name, DataPropertyName = name, HeaderText = agg + " " + ctr.ToString().Replace("\\", " \\ "), Tag = "PC", Width = 70 });
+                        dgv.Columns.Add(new DataGridViewTextBoxColumn() { Name = name, DataPropertyName = name, HeaderText = agg + " " + ctr.ToString().Replace("\\", " \\ "), Tag = "PC", Width = 70, DefaultCellStyle = Common.DataGridViewNumericCellStyle });
                     }
                 }
             }