It is estimated that nearly 5.4 million long tons (5.5 million tonnes) of petroleum products were delivered to the Allied Expeditionary Force. Of this, 826 thousand long tons (839 thousand tonnes) came directly from the United States and 4.3 million long tons (4.4 million tonnes) (84 per cent) from the United Kingdom, of which Operation Pluto contributed 370 thousand long tons (380 thousand tonnes) or 8 per cent.[49] The total cost of Operation Pluto was reckoned at £4,428,000.[50]