|
| Commodity | 2006 | 2007 | 2008 |
| Natural sodium borates & concs. thereof (whether or not calcined) | $6,402 | $4,476 | $63,090 |
| Natural borates & concs. thereof (excl. sodium borates), whether or not cal ... | $570,132 | $241,047 | $106,233 |
| Total | $576,534 | $245,523 | $169,323 |
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