Hi,
creat datatable object and column declartion then finally add that column to Row.
DataTable dtable = new DataTable();
dtable.Columns.Add(new DataColumn("Day1", typeof(string)));
dtable.Columns.Add(new DataColumn("Day2", typeof(string)));
dtable.Columns.Add(new DataColumn("Day3", typeof(string)));
dtable.Columns.Add(new DataColumn("Day4", typeof(string)));
dtable.Columns.Add(new DataColumn("Day5", typeof(string))); ..... 28
DataRow dr = dtable.NewRow();
dr[0] = Datareader.GetValue(0).ToString();
dr[1] = Datareader.GetValue(1).ToString();-...........28
dtable.Rows.Add(dr);