diff --git a/Data/Access/ScriptDAO.cs b/Data/Access/ScriptDAO.cs
index ce9268ace..b857adfe2 100644
--- a/Data/Access/ScriptDAO.cs
+++ b/Data/Access/ScriptDAO.cs
@@ -1,4 +1,5 @@
-using BS.Shared;
+using BeWo.Data.Entities;
+using BS.Shared;
 using DevExpress.XtraPrinting;
 using System;
 using System.Collections.Generic;
@@ -41,5 +42,17 @@ namespace BeWo.Data.Access
 
 			return rtn;
 		}
+
+		public IEnumerable<long> GetGkvSumByDateRange2(DateTime? start, DateTime? end)
+		{
+			var sql = LoadSQLStatement("GetGkvSumByDateRange2.sql");
+
+			var rtn = Session.CreateSQLQuery(sql)
+				.SetParameter(0, start ?? DateTime.MinValue)
+				.SetParameter(1, end ?? DateTime.MaxValue)
+				.List<long>();
+
+			return rtn;
+		}
 	}
 }
diff --git a/Data/Access/Scripts/GetGkvSumByDateRange2.sql b/Data/Access/Scripts/GetGkvSumByDateRange2.sql
new file mode 100644
index 000000000..1d6923cef
--- /dev/null
+++ b/Data/Access/Scripts/GetGkvSumByDateRange2.sql
@@ -0,0 +1,18 @@
+SELECT t1.Oid
+FROM gkvtransferprotokoll AS t1
+JOIN gkvabrechnung a1
+ON a1.Oid = t1.GkvAbrechnungOid
+WHERE DATE(t1.ErstelltAm) >= ?
+AND DATE(t1.ErstelltAm) <= ?
+AND t1.Oid = (
+SELECT MIN(Oid)
+FROM gkvtransferprotokoll AS t2
+WHERE t1.GkvAbrechnungOid = t2.GkvAbrechnungOid
+GROUP BY t2.GkvAbrechnungOid
+)
+AND 
+(
+(a1.Verfahrensstufe = 1 AND t1.EmpfangerBezeichnung NOT LIKE 'knappschaft')
+OR
+a1.Verfahrensstufe = 2
+)
\ No newline at end of file
diff --git a/Data/Access/SearchDAO.cs b/Data/Access/SearchDAO.cs
index d5d49294c..2b85c06d9 100644
--- a/Data/Access/SearchDAO.cs
+++ b/Data/Access/SearchDAO.cs
@@ -1812,7 +1812,7 @@ WHERE sc.Billable = 1 and sr.StartDate >= '{0:yyyy-MM-dd}' and sr.StartDate < '{
             return lCriteria.List<GkvTransferProtokoll>();
         }
 
-        public IEnumerable<InvoiceBase> GetInvoiceBases(DateTime? startDate, DateTime? endDate, long costBearerOid, String invoiceId)
+		public IEnumerable<InvoiceBase> GetInvoiceBases(DateTime? startDate, DateTime? endDate, long costBearerOid, String invoiceId)
         {
             var lCriteria = CreateCriteriaIsActive<InvoiceBase>();
 
diff --git a/Service/ServiceContracts/IAdminService.cs b/Service/ServiceContracts/IAdminService.cs
index 7cdee63af..17e9fb572 100644
--- a/Service/ServiceContracts/IAdminService.cs
+++ b/Service/ServiceContracts/IAdminService.cs
@@ -24,7 +24,7 @@ namespace BeWo.Service.ServiceContracts
 		string Echo(string echo);
 
 		[OperationContract]
-		[WebInvoke(UriTemplate = "/GetGkvSum?f={flag}", Method = "POST", RequestFormat = WebMessageFormat.Json, ResponseFormat = WebMessageFormat.Json)]
+		[WebInvoke(UriTemplate = "/GetGkvSum?detail={flag}", Method = "POST", RequestFormat = WebMessageFormat.Json, ResponseFormat = WebMessageFormat.Json)]
 		object GetGkvAbrechnungSumme(AdminServiceSumReqDC request, string flag);
 	}
 }
diff --git a/Service/ServiceImplementations/AdminServiceImp.cs b/Service/ServiceImplementations/AdminServiceImp.cs
index e584a90a1..69e439f11 100644
--- a/Service/ServiceImplementations/AdminServiceImp.cs
+++ b/Service/ServiceImplementations/AdminServiceImp.cs
@@ -1,7 +1,11 @@
 using BeWo.Data.Access;
+using BeWo.Data.Entities;
+using BeWo.Data.Entities.Light;
+using BeWo.Service.DCEntityMapper;
 using BeWo.Service.ServiceContracts;
 using BS.Shared.Core;
 using BS.Shared.DataContracts.AdminService;
+using BS.Shared.Extensions;
 using DevExpress.Pdf.Native.BouncyCastle.Ocsp;
 using Newtonsoft.Json;
 using System;
@@ -26,7 +30,7 @@ namespace BeWo.Service.ServiceImplementations
 			return echo;
 		}
 
-		public object GetGkvAbrechnungSumme(AdminServiceSumReqDC request, string flag)
+		public object GetGkvAbrechnungSumme(AdminServiceSumReqDC request, string detail)
 		{
 			if (request == null)
 			{
@@ -45,9 +49,57 @@ namespace BeWo.Service.ServiceImplementations
 
 			var sum = DAOFactory.ScriptDAO.GetGkvSumByDateRange(start, end);
 
-			var json = JsonUtils.ToSimpleJson("sum", sum);
+			if (detail != "true")
+			{
+				var json = JsonUtils.ToSimpleJson("sum", sum);
 
-			return json;
+				return json;
+			}
+
+			string detail_res;
+
+			var protokolle_oids = DAOFactory.ScriptDAO.GetGkvSumByDateRange2(start, end);
+			if (protokolle_oids.HasContent())
+			{
+				var protokolle = DAOFactory.GenericDAO.LoadByIDs<GkvTransferProtokollLight>(protokolle_oids);
+				var abrechnung_oids = protokolle.Select(x => x.GkvAbrechnungOid).Distinct();
+				var abrechnung = DAOFactory.GenericDAO.LoadByIDs<GkvAbrechnungLight>(abrechnung_oids);
+
+				var objs = abrechnung.Select(x =>
+				{
+					var t = x.TransferProtokolle.First();
+					return new
+					{
+						oid = x.Oid,
+						toid = t.Oid,
+						created = x.ErstelltAm,
+						rec = t.BezDatenannahmestelle,
+						str = x.AbrechnungsZeitraumStart,
+						end = x.AbrechnungsZeitraumEnde,
+						ver = x.Verfahrensstufe.ToString(),
+						sta = x.GetState().ToString(),
+						urg = x.UrbelegeGesendet,
+						bez = x.Bezahlt,
+						sum = x.Betrag.ToString("0.00€")
+					};
+				});
+
+				detail_res = JsonUtils.ConvertToJson(objs);
+			}
+			else
+			{
+				detail_res = "no records found";
+			}
+
+			var rtn = new
+			{
+				sum = sum?.ToString("0.00") ?? "0.00",
+				predicate = detail_res,
+			};
+
+			var json2 = JsonUtils.ConvertToJson(rtn);
+
+			return json2;
 		}
 	}
 }
diff --git a/Shared/Core/JsonUtils.cs b/Shared/Core/JsonUtils.cs
index e5ffab409..7cb13ecfb 100644
--- a/Shared/Core/JsonUtils.cs
+++ b/Shared/Core/JsonUtils.cs
@@ -19,11 +19,18 @@ namespace BS.Shared.Core
 			return JsonConvert.SerializeObject(dict);
 		}
 
-		public static string ToJson(Dictionary<string, object> dict)
+		public static string ConvertToJson(Dictionary<string, object> dict)
 		{
 			var json = JsonConvert.SerializeObject(dict);
 
 			return json;
 		}
+
+		public static string ConvertToJson(dynamic payload, Formatting formatting = Formatting.None)
+		{
+			var json = JsonConvert.SerializeObject((object)payload, formatting);
+
+			return json;
+		}
 	}
 }
diff --git a/Shared/Extensions/IEnumerableTExtensions.cs b/Shared/Extensions/IEnumerableTExtensions.cs
index e0e22de5b..cae14cf03 100644
--- a/Shared/Extensions/IEnumerableTExtensions.cs
+++ b/Shared/Extensions/IEnumerableTExtensions.cs
@@ -10,6 +10,12 @@ namespace BS.Shared.Extensions
 {
     public static class IEnumerableTExtensions
     {
+        public static bool HasNoContent<T>(this IEnumerable<T> values)
+            => !HasContent(values);
+
+		public static bool HasContent<T>(this IEnumerable<T> values) 
+            => values is IEnumerable<T> && values.Any();
+
         public static bool ContainsSameItemsAs<T>(this IEnumerable<T> p1, IEnumerable<T> pList)
         {
             if ((p1 == null || p1.Count() == 0) && (pList == null || pList.Count() == 0))