set v = ActiveDocument.Variables("YourVariable")
strYourVariable = v.Getcontent.String
Set XLApp = CreateObject("Excel.Application")
XLApp.Visible = True
Set XLWorkbook = XLApp.Workbooks.Add
Set XLSheet = XLWorkbook.sheets("Sheet1")
XLSheet.Select
XLSheet.Range("A1").Value = strYourVariable