><?xml version="1.0"?> ><Workbook xmlns="urn:schemas-microsoft-com:office:spreadsheet" > xmlns:x="urn:schemas-microsoft-com:office:excel" > xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet"> > <Worksheet ss:Name="Sheet1"> > <Table> > <Column ss:Width="200"/> > <Row> > <Cell><Data ss:Type="Number">123.456</Data></Cell> > </Row> > </Table> > </Worksheet> ></Workbook> >>At Southwest Fox I'll have a session that covers this format in great detail.