/// <summary>
        /// Метод для получения информации о периодах
        /// </summary>
        /// <returns>Информация о периодах</returns>
        public IList <PeriodInformation> GetPeriodsInformation()
        {
            IEnumerable <int>         years        = Winds.Select(_ => _.WindDate.Year).Distinct();
            IList <PeriodInformation> periodsInfos = new List <PeriodInformation>(years.Count());

            foreach (int year in years)
            {
                IList <Wind>      periodWinds = Winds.Where(_ => _.WindDate.Year == year).OrderBy(_ => _.WindDate).ToList();
                PeriodInformation periodInfo  = new PeriodInformation(periodWinds, year);

                periodsInfos.Add(periodInfo);
            }

            return(periodsInfos);
        }
 private IList <WindType> GetWindTypes()
 {
     return(Winds.Select(_ => _.WindType).Distinct().OrderBy(_ => (int)_).ToList());
 }