drpdwnlist of financial year fetch records in html report

Question

if (!Page.IsPostBack)
{
var data = (from d in ldc.SetFinancialYearTBs
where d.IsActive == true && d.ParentPanomtechServiceID == Convert.ToString(Session["PPServiceID"])
select new { d.PkFY, d.FY }).ToList();
drpFY.DataSource = data;
drpFY.DataTextField = "FY";
drpFY.DataValueField = "PkFY";
drpFY.DataBind();
drpFY.Items.Insert(0, new System.Web.UI.WebControls.ListItem("Select Year", "0"));
var CurFy = ldc.SetFinancialYearTBs.Where(d => d.IsActive == true && d.ParentPanomtechServiceID == Convert.ToString(Session["PPServiceID"]) && d.IsCurrentFY == true).FirstOrDefault();
if (CurFy != null)
{
int Index = drpFY.Items.IndexOf(drpFY.Items.FindByValue(CurFy.PkFY));
drpFY.SelectedIndex = Index;
}
public void HtmlReport()
{
string strfromdate = "01-Apr-"+drpFY.SelectedItem.Text.Split('-')[0];
string strTodate = "31-Mar-" + drpFY.SelectedItem.Text.Split('-')[1];
string stryear = drpFY.SelectedItem.Text.Split('-')[1];
var daa = (from d in ldc1.AccountGroupMasterTBs
join l in ldc1.LedgerTBs on d.GroupID equals l.Under
where d.Pan_ID == "pancpn"
&& d.IsPrimary == true && d.NatureofGroup == "Liabilities"
orderby d.Name ascending
select new { d.Name,l.Open_Bal_Amount , l.Open_Bal_Date }).ToList();
daa = daa.Where(d => (DateTime.ParseExact(d.Open_Bal_Date, "dd-MMM-yyyy", CultureInfo.InvariantCulture) >= DateTime.ParseExact(strfromdate, "dd-MMM-yyyy", CultureInfo.InvariantCulture))
&& (DateTime.ParseExact(d.Open_Bal_Date, "dd-MMM-yyyy", CultureInfo.InvariantCulture) <= DateTime.ParseExact(strTodate, "dd-MMM-yyyy", CultureInfo.InvariantCulture))
).ToList();

Please sir, i have dropdownlist of financial year 2017-2018 and 2019-2020. ok.

 

i want to fetch record of 2017-2018 in html report.