|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Disodium carbonate | | | $141,000 | | | $1,000 | |
| Sodium hydrogencarbonate (sodium bicarbonate) | | | | $27,000 | $45,000 | $5,000 | $32,000 |
| Potassium carbonates | $11,000 | | | $7,000 | $35,000 | $13,000 | |
| Calcium carbonate | | | | $10,000 | $28,000 | $16,000 | $49,000 |
| Strontium carbonate | | | | | $21,000 | $35,000 | |
| Carbonates (excl. of 2836.10-2836.92); peroxocarbonates (percarbonates) | $53,000 | $156,000 | $19,000 | $438,000 | $526,000 | $508,000 | $1,746,000 |
| Total | $64,000 | $156,000 | $160,000 | $482,000 | $655,000 | $578,000 | $1,827,000 |
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