The Administrator is authorized and directed to establish and maintain a file which shall contain information concerning every transaction, sale, exchange or shipment involving the export from the United States to a foreign nation of coal, crude oil, residual oil or any refined petroleum product. Information to be included in the file shall be current and shall include, but shall not be limited to, the name of the exporter (including the name or names of the holders of any beneficial interests), the volume and type of product involved in the export transaction, the manner of shipment and identification of the vessel or carrier, the destination, the name of the purchaser if a sale, exchange or other transaction is involved, and a statement of reasons justifying the export.