diff --git a/Back/skydiveLogs-api.Infrastructure/StatsByDzRepository.cs b/Back/skydiveLogs-api.Infrastructure/StatsByDzRepository.cs
index c64b5af..450b379 100644
--- a/Back/skydiveLogs-api.Infrastructure/StatsByDzRepository.cs
+++ b/Back/skydiveLogs-api.Infrastructure/StatsByDzRepository.cs
@@ -10,6 +10,10 @@ namespace skydiveLogs_api.Infrastructure
     {
         #region Public Constructors
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="StatsByDzRepository"/> class
+        /// </summary>
+        /// <param name="dataProvider">The data provider to use for data access</param>
         public StatsByDzRepository(IDataProvider dataProvider)
         {
             _dataProvider = dataProvider;
@@ -20,6 +24,11 @@ namespace skydiveLogs_api.Infrastructure
 
         #region Public Methods
 
+        /// <summary>
+        /// Adds a new collection of stats by drop zone to the database
+        /// </summary>
+        /// <param name="newStats">The collection of stats by drop zone instances to add</param>
+        /// <returns>The number of rows affected</returns>
         public int Add(IEnumerable<StatsByDz> newStats)
         {
             int result = 0;
@@ -40,6 +49,11 @@ namespace skydiveLogs_api.Infrastructure
             return result;
         }
 
+        /// <summary>
+        /// Retrieves all stats by drop zone for a specific user
+        /// </summary>
+        /// <param name="user">The user whose stats by drop zone to retrieve</param>
+        /// <returns>A collection of stats by drop zone instances belonging to the user</returns>
         public IEnumerable<StatsByDz> GetAll(User user)
         {
             return _col.Include(x => x.User)
@@ -48,6 +62,12 @@ namespace skydiveLogs_api.Infrastructure
                        .ToList();
         }
 
+        /// <summary>
+        /// Updates existing stats by drop zone in the database
+        /// </summary>
+        /// <param name="updatedStats">The stats by drop zone instances to update</param>
+        /// <param name="user">The user whose stats to update</param>
+        /// <returns>True if the update was successful, false otherwise</returns>
         public bool Update(IEnumerable<StatsByDz> updatedStats, User user)
         {
             Delete(user);
@@ -56,6 +76,11 @@ namespace skydiveLogs_api.Infrastructure
             return tmp != 0;
         }
 
+        /// <summary>
+        /// Deletes all stats by drop zone for a specific user
+        /// </summary>
+        /// <param name="user">The user whose stats by drop zone to delete</param>
+        /// <returns>True if the delete was successful, false otherwise</returns>
         public bool Delete(User user)
         {
             var tmp = _col.DeleteMany(s => s.User.Id == user.Id);
@@ -71,4 +96,4 @@ namespace skydiveLogs_api.Infrastructure
 
         #endregion Private Fields
     }
-}
\ No newline at end of file
+}
diff --git a/Back/skydiveLogs-api.Infrastructure/StatsByGearRepository.cs b/Back/skydiveLogs-api.Infrastructure/StatsByGearRepository.cs
index ba2fd95..43293b6 100644
--- a/Back/skydiveLogs-api.Infrastructure/StatsByGearRepository.cs
+++ b/Back/skydiveLogs-api.Infrastructure/StatsByGearRepository.cs
@@ -10,6 +10,10 @@ namespace skydiveLogs_api.Infrastructure
     {
         #region Public Constructors
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="StatsByGearRepository"/> class
+        /// </summary>
+        /// <param name="dataProvider">The data provider to use for data access</param>
         public StatsByGearRepository(IDataProvider dataProvider)
         {
             _dataProvider = dataProvider;
@@ -20,6 +24,11 @@ namespace skydiveLogs_api.Infrastructure
 
         #region Public Methods
 
+        /// <summary>
+        /// Adds a new collection of stats by gear to the database
+        /// </summary>
+        /// <param name="newStats">The collection of stats by gear instances to add</param>
+        /// <returns>The number of rows affected</returns>
         public int Add(IEnumerable<StatsByGear> newStats)
         {
             int result = 0;
@@ -40,6 +49,11 @@ namespace skydiveLogs_api.Infrastructure
             return result;
         }
 
+        /// <summary>
+        /// Retrieves all stats by gear for a specific user
+        /// </summary>
+        /// <param name="user">The user whose stats by gear to retrieve</param>
+        /// <returns>A collection of stats by gear instances belonging to the user</returns>
         public IEnumerable<StatsByGear> GetAll(User user)
         {
             return _col.Include(x => x.User)
@@ -48,6 +62,12 @@ namespace skydiveLogs_api.Infrastructure
                        .ToList();
         }
 
+        /// <summary>
+        /// Updates existing stats by gear in the database
+        /// </summary>
+        /// <param name="updatedStats">The stats by gear instances to update</param>
+        /// <param name="user">The user whose stats to update</param>
+        /// <returns>True if the update was successful, false otherwise</returns>
         public bool Update(IEnumerable<StatsByGear> updatedStats, User user)
         {
             Delete(user);
@@ -56,6 +76,11 @@ namespace skydiveLogs_api.Infrastructure
             return tmp != 0;
         }
 
+        /// <summary>
+        /// Deletes all stats by gear for a specific user
+        /// </summary>
+        /// <param name="user">The user whose stats by gear to delete</param>
+        /// <returns>True if the delete was successful, false otherwise</returns>
         public bool Delete(User user)
         {
             var tmp = _col.DeleteMany(s => s.User.Id == user.Id);
@@ -71,4 +96,4 @@ namespace skydiveLogs_api.Infrastructure
 
         #endregion Private Fields
     }
-}
\ No newline at end of file
+}