diff --git a/DiunaBI.UI.Shared/Pages/Layers/Details.razor b/DiunaBI.UI.Shared/Pages/Layers/Details.razor
index d8a0f33..15f5941 100644
--- a/DiunaBI.UI.Shared/Pages/Layers/Details.razor
+++ b/DiunaBI.UI.Shared/Pages/Layers/Details.razor
@@ -162,22 +162,25 @@
                     }
                 </RowTemplate>
                 <FooterContent>
-                    <MudTd><b>Value1 sum</b></MudTd>
-                    @foreach (var column in displayedColumns)
+                    @if (showSummary)
                     {
-                        @if (column == "Value1")
+                        <MudTd><b>@totalSum.ToString("N2")</b></MudTd>
+                        @foreach (var column in displayedColumns)
                         {
-                            <MudTd><b>@valueSum.ToString("N2")</b></MudTd>
+                            @if (column.StartsWith("Value") && columnSums.ContainsKey(column))
+                            {
+                                <MudTd><b>@columnSums[column].ToString("N2")</b></MudTd>
+                            }
+                            else
+                            {
+                                <MudTd></MudTd>
+                            }
                         }
-                        else
+                        @if (isEditable)
                         {
                             <MudTd></MudTd>
                         }
                     }
-                    @if (isEditable)
-                    {
-                        <MudTd></MudTd>
-                    }
                 </FooterContent>
             </MudTable>
 
@@ -230,7 +233,9 @@
             }
                 </MudTabPanel>
 
-                <MudTabPanel Text="History" Icon="@Icons.Material.Filled.History">
+                @if (showHistoryTab)
+                {
+                    <MudTabPanel Text="History" Icon="@Icons.Material.Filled.History">
                     @if (isLoadingHistory)
                     {
                         <MudProgressLinear Color="Color.Primary" Indeterminate="true" />
@@ -354,6 +359,7 @@
                         }
                     }
                 </MudTabPanel>
+                }
             </MudTabs>
         }
     </MudCardContent>
diff --git a/DiunaBI.UI.Shared/Pages/Layers/Details.razor.cs b/DiunaBI.UI.Shared/Pages/Layers/Details.razor.cs
index 16171df..74fdb3a 100644
--- a/DiunaBI.UI.Shared/Pages/Layers/Details.razor.cs
+++ b/DiunaBI.UI.Shared/Pages/Layers/Details.razor.cs
@@ -30,12 +30,16 @@ public partial class Details : ComponentBase
     private List<RecordDto> records = new();
     private List<string> displayedColumns = new();
     private double valueSum = 0;
+    private Dictionary<string, double> columnSums = new();
+    private double totalSum = 0;
     private bool isLoading = false;
     private Guid? editingRecordId = null;
     private RecordDto? editingRecord = null;
     private bool isAddingNew = false;
     private RecordDto newRecord = new();
     private bool isEditable => layer?.Type == LayerType.Dictionary || layer?.Type == LayerType.Administration;
+    private bool showHistoryTab => layer?.Type == LayerType.Administration || layer?.Type == LayerType.Dictionary;
+    private bool showSummary => layer?.Type == LayerType.Import || layer?.Type == LayerType.Processed;
 
     // History tab state
     private bool isLoadingHistory = false;
@@ -79,7 +83,7 @@ public partial class Details : ComponentBase
             {
                 records = layer.Records.OrderBy(r => r.Code).ToList();
                 CalculateDisplayedColumns();
-                CalculateValueSum();
+                CalculateColumnSums();
                 BuildUserCache();
             }
         }
@@ -118,11 +122,25 @@ public partial class Details : ComponentBase
         }
     }
 
-    private void CalculateValueSum()
+    private void CalculateColumnSums()
     {
-        valueSum = records
-            .Where(r => r.Value1.HasValue)
-            .Sum(r => r.Value1!.Value);
+        columnSums.Clear();
+        totalSum = 0;
+
+        // Calculate sum for each displayed value column
+        foreach (var columnName in displayedColumns.Where(c => c.StartsWith("Value")))
+        {
+            var sum = records
+                .Select(r => GetRecordValueByName(r, columnName))
+                .Where(v => v.HasValue)
+                .Sum(v => v!.Value);
+
+            columnSums[columnName] = sum;
+            totalSum += sum;
+        }
+
+        // Keep valueSum for backward compatibility (Value1 sum)
+        valueSum = columnSums.ContainsKey("Value1") ? columnSums["Value1"] : 0;
     }
 
     private string GetRecordValue(RecordDto record, string columnName)
@@ -246,7 +264,7 @@ public partial class Details : ComponentBase
                 {
                     records.Remove(record);
                     CalculateDisplayedColumns();
-                    CalculateValueSum();
+                    CalculateColumnSums();
                     Snackbar.Add("Record deleted successfully", Severity.Success);
                 }
                 else
@@ -297,7 +315,7 @@ public partial class Details : ComponentBase
             {
                 records.Add(created);
                 CalculateDisplayedColumns();
-                CalculateValueSum();
+                CalculateColumnSums();
                 isAddingNew = false;
                 newRecord = new();
                 Snackbar.Add("Record added successfully", Severity.Success);