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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 |
| Pumice stone, crude/in irregular pieces, incl. crushed pumice (bimskies) | $2,794 | $21,823 | | | |
| Pumice stone (excl. crude/in irregular pieces/crushed (bimskies)) | $26,549 | | $88,736 | $21,028 | $1,731 |
| Total | $29,343 | $21,823 | $88,736 | $21,028 | $1,731 |
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