How to bind country list in dropdown using xml ?

Make dropdownlist : -

<asp:DropDownList ID="ddlCountry" runat="server" />

Make Country.xml : -

<?xml version="1.0" encoding="utf-8" ?>

  <CountryList>

    <country code="Afghanistan" iso="4"/>

    <country code="Albania" iso="8"/>

    <country code="Algeria" iso="12"/>

    <country code="Angola" iso="24"/>

    <country code="Anguilla" iso="660"></country>

    <country code="Antarctica" iso="10"></country>

    <country code="Antigua And Barbuda" iso="28"></country>

    <country code="Argentina" iso="32"></country>

    <country code="Armenia" iso="51"></country>

    <country code="Aruba" iso="533"></country>

  </CountryList>

Code- Behind:-

private void BindCountries()

        {

            DataSet ds = new DataSet();

            ds.ReadXml(MapPath("Country.xml"));

            DataView dv = ds.Tables[0].DefaultView;

            dv.Sort = "code";

            ddlCountry.DataTextField = "code";

            ddlCountry.DataValueField = "iso";

            ddlCountry.DataSource = dv;

            ddlCountry.DataBind();

            ddlCountry.Items.Insert(0, new ListItem("-Select-", "0"));

        }