protected void BindWYear()
    {
        DataTable Dt = TMSElectricity.GetDistinctYear("sdf").Tables[0];

        ddlwater.DataSource     = Dt;
        ddlwater.DataValueField = "DistYear";
        ddlwater.DataTextField  = "DistYear";
        ddlwater.DataBind();
        ddlwater.Items.Insert(0, new ListItem("Select", "-1"));
    }
    protected void BindEYear()
    {
        DataTable Dt = TMSElectricity.GetDistinctYear("Elecricity").Tables[0];

        DdlElecricity.DataSource     = Dt;
        DdlElecricity.DataValueField = "DistYear";
        DdlElecricity.DataTextField  = "DistYear";
        DdlElecricity.DataBind();
        DdlElecricity.Items.Insert(0, new ListItem("Select", "-1"));
    }