public void buildXml(System.Xml.XmlWriter xmlWriter)
        {
            xmlWriter.WriteStartElement("iXmlData");
            xmlWriter.WriteElementString("excel_type", "excel_result");
            xmlWriter.WriteStartElement("excel_result");
            xmlWriter.WriteElementString("calculationDate", StringConverter.xmlDateTimeToDateString(this.calculationDate_));

            excel_valueResultViewModel_.buildXml(xmlWriter);

            excel_greekResultViewModel_.buildXml(xmlWriter);

            excel_cashFlowsResultViewModel_.buildXml(xmlWriter);

            xmlWriter.WriteEndElement();
            xmlWriter.WriteEndElement();
        }