Aluminium and copper were also significant contributors. Importantly, we maintained our financial discipline throughout 2021, Achieving underlying EBITDA of $37,700,000,000 and operating cash flow of 25 €300,000,000 after record taxes and royalties of €13,000,000,000 Free cash flow of €17,700,000,000 was after $7,400,000,000 of capital expenditure and a $1,100,000,000 temporary working capital outflow, Reflecting increased China port side trading inventories and supply chain disruptions. Underlying earnings rose to $21,400,000,000 which lifted our return on capital to 44%. This enabled us to declare total dividends of $16,800,000,000 for the full year. Net earnings was also a record, although we did have some exceptional items, notably the $500,000,000 increase in the closure provision for ERA, where we have taken the midpoint of ERA's guidance, recognizing 100% of the increase.