private void ShowCurrentClassHistory()
        {
            string selectedClass    = RatingApplicationViewModel.SelectedClass;
            string currentSimulator = _raceObserverController.CurrentSimulator;

            if (string.IsNullOrEmpty(selectedClass) || string.IsNullOrEmpty(currentSimulator))
            {
                return;
            }

            RefreshRatings();
            Common.DataModel.SimulatorRating simulatorRating = _currentRatings.SimulatorsRatings.FirstOrDefault(x => x.SimulatorName == currentSimulator);
            if (simulatorRating == null)
            {
                return;
            }

            ShowRaceResults(selectedClass, simulatorRating.Results.Where(x => x.ClassName == selectedClass));
        }