RIO TINTO LTD - QTRLY PILBARA IRON ORE SHIPMENTS (100% BASIS) 79.9 MT VS 76.3 MT AS REPORTED LAST YR  RIO TINTO LTD - QTRLY PILBARA IRON ORE PRODUCTION (100% BASIS) 78.6 MT VS 75.9 MT AS REPORTED LAST YR