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| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Carbon disulphide | $10,331 | $83,874 | $313,167 | $18,411 | $136,021 |
| Sulphides of non-metals (excl. carbon disulphide); commercial phosphorus tr ... | $8,695 | $557,875 | $332,343 | $46,225 | $299,578 |
| Total | $19,026 | $641,749 | $645,510 | $64,636 | $435,599 |
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