SUPPLY. Million Tons. Production of saleable coal (a) (b) Reduction of distributed stocks 185.0 (190.0) 10.0 (12.0) From the mines Opencast 1.4 ( - ) Briquetting of unsaleable coal 0.3 (0.5) Use of accumulated South Coast bunker stocks 0.3 (0.3) Reduction in colliery stocks (duffs for S.H.A.E.F.) 0.3 ( - ) REQUIREMENTS. Inland consumption Foreign-going bunkers Admiralty requirements (including OVERLORD) Programmed exports Operational Shipments 197.3 (204.5) * * As explained in paragraph 4, the June budget anticipated the disposal of 1.