1. Copper inventory: 360,250 tons (increase of 425 tons).
2. Aluminum inventory: 420,875 tons (decrease of 2,200 tons).
3. Nickel inventory: 281,574 tons (decrease of 666 tons).
4. Zinc inventory: 115,375 tons (decrease of 275 tons).
5. Lead inventory: 283,075 tons (decrease of 25 tons).
6. Tin inventory: 8,720 tons (unchanged).