public ActionResult Index()
        {
            var metricsModel = new MetricsViewModel
            {
                ProjectsCount = _projectProvider.GetProjectsCount(),
                TraineesCount = _traineeProvider.GetTraineesCount()
            };

            metricsModel.ProjectsLabel = _wordTransformer.GetNounCase(metricsModel.ProjectsCount, ProjectLabel);
            metricsModel.TraineesLabel = _wordTransformer.GetNounCase(metricsModel.TraineesCount, TraineeLabel);

            return(View(metricsModel));
        }