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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron ores and concentrates | $1,048,000 | | | | | $2,940,000 | $4,236,000 |
| Manganese ores and concentrates | | | | | | $9,000 | $1,000 |
| Aluminium ores and concentrates. | $54,000 | | | | | $244,000 | $12,000 |
| Chromium ores and concentrates. | $19,000 | | | | | | $15,000 |
| Titanium ores and concentrates. | | | | $6,000 | | $1,000 | $68,000 |
| Niobium, tantalum, vanadium and concentrates. | $8,000 | | | | | $1,000 | |
| Granulated slag from the manufacture of iron or steel. | | | | | | | $12,000 |
| Slag, dross (other than granulated slag) | $195,000 | $75,000 | | $858,000 | $2,116,000 | $40,000 | $8,000 |
| Ash and residues | $5,717,000 | $2,322,000 | $3,380,000 | | | $2,846,000 | $7,744,000 |
| Total | $7,041,000 | $2,397,000 | $3,380,000 | $864,000 | $2,116,000 | $6,081,000 | $12,096,000 |
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