diff --git a/RMuseum/RMuseum.xml b/RMuseum/RMuseum.xml
index 17f2ac6a..d1b15970 100644
--- a/RMuseum/RMuseum.xml
+++ b/RMuseum/RMuseum.xml
@@ -16114,6 +16114,29 @@
             </summary>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Services.IContributionStatsService.GetApprovedCommentsGroupedByDateAsync(RSecurityBackend.Models.Generic.PagingParameterModel,System.Nullable{System.Guid})">
+            <summary>
+            approved comments daily
+            </summary>
+            <param name="paging"></param>
+            <param name="userId"></param>
+            <returns></returns>
+        </member>
+        <member name="M:RMuseum.Services.IContributionStatsService.GetApprovedCommentsGroupedByUserAsync(RSecurityBackend.Models.Generic.PagingParameterModel,System.Nullable{System.DateTime},System.Nullable{System.Guid})">
+            <summary>
+            approved comments grouped by user
+            </summary>
+            <param name="paging"></param>
+            <param name="day"></param>
+            <param name="userId"></param>
+            <returns></returns>
+        </member>
+        <member name="M:RMuseum.Services.IContributionStatsService.GetApprovedCommentsSummedUpStatsAsync">
+            <summary>
+            summed up stats of approved comments
+            </summary>
+            <returns></returns>
+        </member>
         <member name="T:RMuseum.Services.IDonationService">
             <summary>
             donation service
diff --git a/RMuseum/Services/IContributionStatsService.cs b/RMuseum/Services/IContributionStatsService.cs
index fa2460f2..2d76b26d 100644
--- a/RMuseum/Services/IContributionStatsService.cs
+++ b/RMuseum/Services/IContributionStatsService.cs
@@ -125,5 +125,29 @@ namespace RMuseum.Services
         /// <returns></returns>
         Task<RServiceResult<SummedUpViewModel>> GetApprovedQuotedPoemsSummedUpStatsAsync();
 
+        /// <summary>
+        /// approved comments daily
+        /// </summary>
+        /// <param name="paging"></param>
+        /// <param name="userId"></param>
+        /// <returns></returns>
+        Task<RServiceResult<(PaginationMetadata PagingMeta, GroupedByDateViewModel[] Tracks)>> GetApprovedCommentsGroupedByDateAsync(PagingParameterModel paging, Guid? userId);
+
+        /// <summary>
+        /// approved comments grouped by user
+        /// </summary>
+        /// <param name="paging"></param>
+        /// <param name="day"></param>
+        /// <param name="userId"></param>
+        /// <returns></returns>
+        Task<RServiceResult<(PaginationMetadata PagingMeta, GroupedByUserViewModel[] Tracks)>> GetApprovedCommentsGroupedByUserAsync(PagingParameterModel paging, DateTime? day, Guid? userId);
+
+
+        /// <summary>
+        /// summed up stats of approved comments
+        /// </summary>
+        /// <returns></returns>
+        Task<RServiceResult<SummedUpViewModel>> GetApprovedCommentsSummedUpStatsAsync();
+
     }
 }