diff --git a/Back/skydiveLogs-api.Domain/StatsByAircraft.cs b/Back/skydiveLogs-api.Domain/StatsByAircraft.cs
index c957e48..ca46087 100644
--- a/Back/skydiveLogs-api.Domain/StatsByAircraft.cs
+++ b/Back/skydiveLogs-api.Domain/StatsByAircraft.cs
@@ -6,8 +6,6 @@ namespace skydiveLogs_api.Domain
     {
         public string Label { get; set; }
 
-        public string Label2 { get; set; }
-
         public int Nb { get; set; }
 
         public int Id { get; set; }
diff --git a/Back/skydiveLogs-api.DomainBusiness/Interfaces/IStatsByAircraftService.cs b/Back/skydiveLogs-api.DomainBusiness/Interfaces/IStatsByAircraftService.cs
index 84ad3af..7d9136f 100644
--- a/Back/skydiveLogs-api.DomainBusiness/Interfaces/IStatsByAircraftService.cs
+++ b/Back/skydiveLogs-api.DomainBusiness/Interfaces/IStatsByAircraftService.cs
@@ -7,7 +7,7 @@ namespace skydiveLogs_api.DomainBusiness.Interfaces
     {
         #region Public Methods
 
-        IEnumerable<Statistic> GetStats();
+        IEnumerable<StatsByAircraft> GetStats();
 
         #endregion Public Methods
     }
diff --git a/Back/skydiveLogs-api.DomainBusiness/StatsByAircraftService.cs b/Back/skydiveLogs-api.DomainBusiness/StatsByAircraftService.cs
index bb74b3d..e95f0cc 100644
--- a/Back/skydiveLogs-api.DomainBusiness/StatsByAircraftService.cs
+++ b/Back/skydiveLogs-api.DomainBusiness/StatsByAircraftService.cs
@@ -23,71 +23,39 @@ namespace skydiveLogs_api.DomainBusiness
 
         #region Public Methods
 
-        public IEnumerable<Statistic> GetStats()
-        {
-            // var allStats = GetAllStats();
-            // if (!allStats.ByDz.Any())
-            // {
-            //     var allJumps = _jumpService.GetAllJumps();
-            //     var results = new List<Statistic>();
-
-            //     if (allJumps.Any())
-            //     {
-            //         results = [.. allJumps.GroupBy(j => j.DropZone.Name,
-            //                                    j => j,
-            //                                    (groupby, jumps) => new Statistic
-            //                                    {
-            //                                        Label = groupby.ToString(),
-            //                                        Nb = jumps.Count()
-            //                                    })];
-            //     }
-
-            //     allStats.ByDz = results;
-            //     _userStatsRepository.Update(allStats);
-            // }
-
-            // return allStats.ByDz;
-            return null;
-        }
-
-        // public void Reset()
-        // {
-        //     var resetStats = new UserStats();
-        //     var myStats = GetAllStats();
-        //     myStats.ByAircraft = resetStats.ByAircraft;
-        //     myStats.ByDz = resetStats.ByDz;
-        //     myStats.ByGear = resetStats.ByGear;
-        //     myStats.ByJumpType = resetStats.ByJumpType;
-        //     myStats.ByYear = resetStats.ByYear;
-        //     myStats.ForLastMonthByDz = resetStats.ForLastMonthByDz;
-        //     myStats.ForLastMonthByJumpType = resetStats.ForLastMonthByJumpType;
-        //     myStats.ForLastYearByDz = resetStats.ForLastYearByDz;
-        //     myStats.ForLastYearByJumpType = resetStats.ForLastYearByJumpType;
-        //     myStats.ByYearByJumpType = resetStats.ByYearByJumpType;
-
-        //     _userStatsRepository.Update(myStats);
-        // }
-
-        #endregion Public Methods
-
-        #region Private Methods
-
-        private UserStats GetAllStats()
+        public IEnumerable<StatsByAircraft> GetStats()
         {
             var allStats = _statsByAircraftRepository.GetAll(_identityService.ConnectedUser);
-            if (allStats == null)
+            if (!allStats.Any())
             {
-                allStats = new UserStats
+                var allJumps = _jumpService.GetAllJumps();
+                var results = new List<StatsByAircraft>();
+
+                if (allJumps.Any())
                 {
-                    User = _identityService.ConnectedUser
-                };
-                _statsByAircraftRepository.Add(allStats);
+                    results = [.. allJumps.GroupBy(j => j.DropZone.Name,
+                                                   j => j,
+                                                   (groupby, jumps) => new StatsByAircraft
+                                                   {
+                                                       Label = groupby.ToString(),
+                                                       Nb = jumps.Count(),
+                                                       User = _identityService.ConnectedUser
+                                                   })];
+                }
+
+                _statsByAircraftRepository.Add(results);
+                return results;
             }
 
             return allStats;
         }
 
-        #endregion Private Methods
+        public void Reset()
+        {
+            _statsByAircraftRepository.Delete(_identityService.ConnectedUser);
+        }
+
+        #endregion Public Methods
 
         #region Private Fields
 
diff --git a/Back/skydiveLogs-api.DomainService/Repositories/IStatsByAircraftRepository.cs b/Back/skydiveLogs-api.DomainService/Repositories/IStatsByAircraftRepository.cs
index f1e038f..34f29b9 100644
--- a/Back/skydiveLogs-api.DomainService/Repositories/IStatsByAircraftRepository.cs
+++ b/Back/skydiveLogs-api.DomainService/Repositories/IStatsByAircraftRepository.cs
@@ -2,12 +2,7 @@ using skydiveLogs_api.Domain;
 
 namespace skydiveLogs_api.DomainService.Repositories
 {
-    public interface IStatsByAircraftRepository : IRepository<StatsByAircraft>
+    public interface IStatsByAircraftRepository : IStatsRepository<StatsByAircraft>
     {
-        #region Public Methods
-
-        StatsByAircraft GetAll(User user);
-
-        #endregion Public Methods
     }
 }
\ No newline at end of file
diff --git a/Back/skydiveLogs-api.Infrastructure/StatsByAircraftRepository.cs b/Back/skydiveLogs-api.Infrastructure/StatsByAircraftRepository.cs
index 63eb76c..e91a992 100644
--- a/Back/skydiveLogs-api.Infrastructure/StatsByAircraftRepository.cs
+++ b/Back/skydiveLogs-api.Infrastructure/StatsByAircraftRepository.cs
@@ -20,14 +20,17 @@ namespace skydiveLogs_api.Infrastructure
 
         #region Public Methods
 
-        public int Add(StatsByAircraft newStats)
+        public int Add(IEnumerable<StatsByAircraft> newStats)
         {
-            int result;
+            int result = 0;
 
             try
             {
-                var tmp = _col.Insert(newStats);
-                result = tmp.AsInt32;
+                foreach (var newStat in newStats)
+                {
+                    var tmp = _col.Insert(newStats);
+                    result = tmp;
+                }
             }
             catch
             {
@@ -37,17 +40,26 @@ namespace skydiveLogs_api.Infrastructure
             return result;
         }
 
-        public StatsByAircraft GetAll(User user)
+        public IEnumerable<StatsByAircraft> GetAll(User user)
         {
             return _col.Include(x => x.User)
                        .Query()
                        .Where(j => j.User.Id == user.Id)
-                       .SingleOrDefault();
+                       .ToList();
         }
 
-        public bool Update(StatsByAircraft stats)
+        public bool Update(IEnumerable<StatsByAircraft> updatedStats, User user)
         {
-            return _col.Update(stats);
+            Delete(user);
+            var tmp = Add(updatedStats);
+
+            return tmp != 0;
+        }
+
+        public bool Delete(User user)
+        {
+            var tmp = _col.DeleteMany(s => s.User.Id == user.Id);
+            return tmp != 0;
         }
 
         #endregion Public Methods