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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 |
| Pumice stone, crude/in irregular pieces, incl. crushed pumice (bimskies) | $13,907 | $112 | | | |
| Pumice stone (excl. crude/in irregular pieces/crushed (bimskies)) | $61,319 | $67,446 | $53,853 | $24,894 | $19,541 |
| Total | $75,226 | $67,558 | $53,853 | $24,894 | $19,541 |
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