public ActionResult Salaries() { var vM_SalariesInMonth = new VM_SalariesInMonth(); var months = this._iSalaryServices.GetCollectionMonthPaid(); foreach (var item in months) { var salary = new VM_Salaries { Time = item, Salaries = ConvertVM.Salary_To_VMSalaryInfo(this._iSalaryServices.GetAllSalariesPaidInMonth(item)) }; vM_SalariesInMonth.MonthSalaries.Add(salary); } var a = vM_SalariesInMonth.MonthSalaries.Select(_ => _.Time.Year).Distinct(); return(View(vM_SalariesInMonth)); }