|
| Product | 2001 | 2002 | 2003 | 2004 | 2005 |
| Iron ore and concentrates | | $0 | $32,000 | $31,000 | |
| Ferrous waste and scrap; remelting scrap ingots of iron or steel | $457,000 | $562,000 | $541,000 | $2,784,000 | $7,018,000 |
| Copper ores and concentrates; copper mattes; cement copper | $39,000 | | | | |
| Nickel ores and concentrates; nickel mattes, nickel oxide sinters and other intermediate products of nickel metallurgy | | | | | $11,000 |
| Ores and concentrates of base metals, n.e.s. | $5,651,000 | $6,255,000 | $14,188,000 | $20,893,000 | $30,816,000 |
| Non-ferrous base metal waste and scrap, n.e.s. | $2,004,000 | $3,549,000 | $4,724,000 | $4,529,000 | $8,032,000 |
| Ores and concentrates of precious metals; waste, scrap and sweepings of precious metals (other than of gold) | | $295,000 | | | $23,000 |
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