On September 30, the changes in base metal stocks on the London Metal Exchange were as follows: Copper inventories were reduced by 275 tons and the total stock was 93,550 tons. Aluminium stocks fell by 2,875 tons and total stocks stood at 683,125 tons. Tin inventory decreased by 10 tons and the total stock was 4,990 tons. Lead inventories increased by 100 tons, with a total stock of 53,350 tons. Inventories of zinc increased by 6,150 tons, with a total stock of 736,600 tons. Nickel stocks increased by 642 tons, with a total stock of 14,112 tons. Aluminum alloy stocks are reduced by 140 tons, with a total stock of 40,960 tons.