|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Bentonite | $3,157,670 | $3,684,986 | $5,690,643 | $32,231 | $23,200 | $15,170 | |
| Decolourising earths & fuller's earth | $4,125,466 | $4,918,544 | $370,965 | $2,862 | $33,029 | | |
| Fire-clay | $14,219 | $876 | | | | | |
| Clays other than expanded clays of 68.06 (excl. of 2507.00 & 2508.10-2508.3 ... | $1,436,248 | $2,590,176 | | | | $1,377 | $138 |
| Andalusite, kyanite & sillimanite | | | | | $5,760 | | |
| Mullite | | | | $26,283 | | | |
| Chamotte/dinas earths | | | | $117 | | | |
| Total | $8,733,603 | $11,194,582 | $6,061,608 | $61,493 | $61,989 | $16,547 | $138 |
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