diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/IXLPivotField.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/IXLPivotField.cs
index 4fce6d6..8e69e8b 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/IXLPivotField.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/IXLPivotField.cs
@@ -27,7 +27,7 @@
         String SourceName { get; }
         String CustomName { get; set; }
 
-        XLSubtotalFunction Subtotals { get; set; }
+        List<XLSubtotalFunction> Subtotals { get; }
         Boolean IncludeNewItemsInFilter { get; set; }
 
         XLPivotLayout Layout { get; set; }
@@ -39,7 +39,7 @@
 
         IXLPivotField SetCustomName(String value);
 
-        IXLPivotField SetSubtotals(XLSubtotalFunction value);
+        IXLPivotField AddSubtotal(XLSubtotalFunction value);
         IXLPivotField SetIncludeNewItemsInFilter(); IXLPivotField SetIncludeNewItemsInFilter(Boolean value);
 
         IXLPivotField SetLayout(XLPivotLayout value);
diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotField.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotField.cs
index 749650b..84291fd 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotField.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotField.cs
@@ -12,12 +12,13 @@
         {
             SourceName = sourceName;
             SharedStrings = new List<string>();
+            Subtotals = new List<XLSubtotalFunction>();
         }
 
         public String SourceName { get; private set; }	
         public String CustomName { get; set; }		public IXLPivotField SetCustomName(String value) { CustomName = value; return this; }
 
-        public XLSubtotalFunction Subtotals { get; set; }		public IXLPivotField SetSubtotals(XLSubtotalFunction value) { Subtotals = value; return this; }
+        public List<XLSubtotalFunction> Subtotals { get; private set; }		public IXLPivotField AddSubtotal(XLSubtotalFunction value) { Subtotals.Add(value); return this; }
         public Boolean IncludeNewItemsInFilter { get; set; }	public IXLPivotField SetIncludeNewItemsInFilter() { IncludeNewItemsInFilter = true; return this; }	public IXLPivotField SetIncludeNewItemsInFilter(Boolean value) { IncludeNewItemsInFilter = value; return this; }
 
         public XLPivotLayout Layout { get; set; }		public IXLPivotField SetLayout(XLPivotLayout value) { Layout = value; return this; }
diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotTable.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotTable.cs
index 940c4b9..dc2b6ee 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotTable.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/PivotTables/XLPivotTable.cs
@@ -104,6 +104,8 @@
             RepeatRowLabels = true;
             SaveSourceData = true;
             EnableShowDetails = true;
+            ShowColumnHeaders = true;
+            ShowRowHeaders = true;
         }
 
     }
diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook_Save.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook_Save.cs
index e199bad..c14f9df 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook_Save.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/XLWorkbook_Save.cs
@@ -3875,37 +3875,37 @@
         // Generates content of pivotTablePart
         private static void GeneratePivotTablePartContent(PivotTablePart pivotTablePart1, IXLPivotTable pt)
         {
-            var pivotTableDefinition = new PivotTableDefinition()
-            {
-                Name = pt.Name,
-                CacheId = 0U,
-                DataCaption = "Values", // TODO: Don't hard code value
-                MergeItem = pt.MergeAndCenterWithLabels,
-                Indent = Convert.ToUInt32(pt.RowLabelIndent),
-                PageOverThenDown = (pt.FilterAreaOrder == XLFilterAreaOrder.OverThenDown),
-                PageWrap = Convert.ToUInt32(pt.FilterFieldsPageWrap),
-                ShowError = String.IsNullOrEmpty(pt.ErrorValueReplacement),
-                UseAutoFormatting = pt.AutofitColumns,
-                PreserveFormatting = pt.PreserveCellFormatting,
-                RowGrandTotals = pt.ShowGrandTotalsRows,
-                ColumnGrandTotals = pt.ShowGrandTotalsColumns,
-                SubtotalHiddenItems = pt.FilteredItemsInSubtotals,
-                MultipleFieldFilters = pt.AllowMultipleFilters,
-                CustomListSort = pt.UseCustomListsForSorting,
-                ShowDrill = pt.ShowExpandCollapseButtons,
-                ShowDataTips = pt.ShowContextualTooltips,
-                ShowMemberPropertyTips = pt.ShowPropertiesInTooltips,
-                ShowHeaders = pt.DisplayCaptionsAndDropdowns,
-                GridDropZones = pt.ClassicPivotTableLayout,
-                ShowEmptyRow = pt.ShowEmptyItemsOnRows,
-                ShowEmptyColumn = pt.ShowEmptyItemsOnColumns,
-                ShowItems = pt.DisplayItemLabels,
-                FieldListSortAscending = pt.SortFieldsAtoZ,
-                PrintDrill = pt.PrintExpandCollapsedButtons,
-                ItemPrintTitles = pt.RepeatRowLabels,
-                FieldPrintTitles = pt.PrintTitles,
-                EnableDrill = pt.EnableShowDetails
-            };
+            var pivotTableDefinition = new PivotTableDefinition
+                {
+                    Name = pt.Name,
+                    CacheId = 0U,
+                    DataCaption = "Values",
+                    MergeItem = GetBooleanValue(pt.MergeAndCenterWithLabels, true),
+                    Indent = Convert.ToUInt32(pt.RowLabelIndent),
+                    PageOverThenDown = (pt.FilterAreaOrder == XLFilterAreaOrder.OverThenDown),
+                    PageWrap = Convert.ToUInt32(pt.FilterFieldsPageWrap),
+                    ShowError = String.IsNullOrEmpty(pt.ErrorValueReplacement),
+                    UseAutoFormatting = GetBooleanValue(pt.AutofitColumns, true),
+                    PreserveFormatting = GetBooleanValue(pt.PreserveCellFormatting, true),
+                    RowGrandTotals = GetBooleanValue(pt.ShowGrandTotalsRows, true),
+                    ColumnGrandTotals = GetBooleanValue(pt.ShowGrandTotalsColumns, true),
+                    SubtotalHiddenItems = GetBooleanValue(pt.FilteredItemsInSubtotals, true),
+                    MultipleFieldFilters = GetBooleanValue(pt.AllowMultipleFilters, true),
+                    CustomListSort = GetBooleanValue(pt.UseCustomListsForSorting, true),
+                    ShowDrill = GetBooleanValue(pt.ShowExpandCollapseButtons, true),
+                    ShowDataTips = GetBooleanValue(pt.ShowContextualTooltips, true),
+                    ShowMemberPropertyTips = GetBooleanValue(pt.ShowPropertiesInTooltips, true),
+                    ShowHeaders = GetBooleanValue(pt.DisplayCaptionsAndDropdowns, true),
+                    GridDropZones = GetBooleanValue(pt.ClassicPivotTableLayout, true),
+                    ShowEmptyRow = GetBooleanValue(pt.ShowEmptyItemsOnRows, true),
+                    ShowEmptyColumn = GetBooleanValue(pt.ShowEmptyItemsOnColumns, true),
+                    ShowItems = GetBooleanValue(pt.DisplayItemLabels, true),
+                    FieldListSortAscending = GetBooleanValue(pt.SortFieldsAtoZ, true),
+                    PrintDrill = GetBooleanValue(pt.PrintExpandCollapsedButtons, true),
+                    ItemPrintTitles = GetBooleanValue(pt.RepeatRowLabels, true),
+                    FieldPrintTitles = GetBooleanValue(pt.PrintTitles, true),
+                    EnableDrill = GetBooleanValue(pt.EnableShowDetails, true)
+                };
 
             if (pt.EmptyCellReplacement != null)
             {
@@ -4067,7 +4067,7 @@
             }
             pivotTableDefinition.AppendChild(dataFields);
 
-            pivotTableDefinition.AppendChild(new PivotTableStyle { Name = Enum.GetName(typeof(XLTableTheme), pt.Theme), ShowRowHeaders = pt.ShowRowHeaders, ShowColumnHeaders = pt.ShowColumnHeaders, ShowRowStripes = pt.ShowRowStripes, ShowColumnStripes = pt.ShowColumnStripes });
+            pivotTableDefinition.AppendChild(new PivotTableStyle { Name = Enum.GetName(typeof(XLPivotTableTheme), pt.Theme), ShowRowHeaders = pt.ShowRowHeaders, ShowColumnHeaders = pt.ShowColumnHeaders, ShowRowStripes = pt.ShowRowStripes, ShowColumnStripes = pt.ShowColumnStripes });
 
             #region Excel 2010 Features