{
    public class Pation
    {
        [Key]
        public int Id { get; set; }
        public string PationName { get; set; }
        public int Age { get; set; }
        public Sex Sex { get; set; }
        public DateTime DateWared { get; set; } = DateTime.UtcNow.AddHours(3);
        public int Type_diseaseId { get; set; }
        [ForeignKey("Type_diseaseId")]
        public virtual Type_disease Type_diseases { get; set; }
        public ApplicationUser User { get; set; }
    }
    public enum Sex
    {
        boys,
        girls,
    }
}

{
    public class Type_disease
    {
        [Key]
        public int Id { get; set; }
        public string Namedisease { get; set; }
        public virtual ICollection<Pation> Pations { get; set; }

    }
}

{
    public class UserRange
    {
        public string AgeRange { get; set; }
        public int Count { get; set; }
        public string Gender { get; internal set; }
        public string grilsTotal { get; internal set; }
        public string boysTotal { get; internal set; }
        public string Type_d { get; internal set; }
    }

}

public ActionResult ShowPation()
     {
         var query1 = from t in db.Pations()
                      let Agerange =
                       (
                         t.Age >= (0) && t.Age < (1) ? "Under year" :
                         t.Age >= (1) && t.Age < (5) ? "1 _ 4" :
                         t.Age >= (5) && t.Age < (15) ? "5 _ 14" :
                         t.Age >= (15) && t.Age < (25) ? "15 _ 24" :
                         t.Age >= (25) && t.Age < (45) ? "24 _ 44" :
                         "over 45"
                       )
                      let Sex = (t.Sex == 0 ? "boys" : "girls")
                      group new { t.Age, t.Sex, Agerange } by new { t.DateWared.Year, t.DateWared.Month, Agerange, Sex } into g
                      select g;

                  var query2 = from g in query1
                      select new { mycount = g.Count(), g.Key.Year, g.Key.Month, g.Key.Agerange, g.Key.Sex };

                 var query3 = from i in query2
                      group i by new { i.Year, i.Month} into g
                      select g;

         Dictionary<string, List<UserRange>> urn = new Dictionary<string, List<UserRange>>();
         foreach (var item in query3)
         {
             foreach (var item1 in item)
             {
                 if (!urn.ContainsKey(item.Key.Month + "/" + item.Key.Year))
                 {
                     urn[item.Key.Month + "/" + item.Key.Year] = new List<UserRange>();
                 }
                 urn[item.Key.Month + "/" + item.Key.Year].Add(new UserRange { Count = item1.mycount, AgeRange = item1.Agerange, Gender = item1.Sex });

             }
             urn[item.Key.Month + "/" + item.Key.Year] = urn[item.Key.Month + "/" + item.Key.Year].OrderByDescending(i => i.AgeRange).ToList();//sort the data according to Agerange
         }
         return View(urn);
     }

@model  Dictionary<string, List<The_Hospital_Project.Models.UserRange>>
        <table border="1" class="table table-responsive table-bordered table-hover table-striped " style="height: 145px;text-align: center; border: solid 1px;border-radius: 5px;direction: rtl;">
            @foreach (string key in Model.Keys)
            {
             <tr>
                <td colspan="17"> <center>@key</center></td>
             </tr>
               <tr>

                   @foreach (The_Hospital_Project.Models.UserRange item1 in Model[key])
                   {
                       <td style="height: 57px;">@item1.AgeRange</td>
                   }
               </tr>
               <tr>

                   @foreach (The_Hospital_Project.Models.UserRange item1 in Model[key])
                   {
                       <td>@item1.Gender</td>
                   }
               </tr>
            <tr>

                @foreach (The_Hospital_Project.Models.UserRange item1 in Model[key])
                {
                    <td>@item1.Count</td>
                }
            </tr>

            }
        </table>