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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Petroleum bitumen | $39,533 | $77,226 | | | $16,170 | $83,313 |
| Residues of petroleum oils/oils obt. from bituminous mins., other than petr ... | $3,994 | $2,145 | $3,371 | $2,568 | $1,233 | $1,638 |
| Total | $43,527 | $79,371 | $3,371 | $2,568 | $17,403 | $84,951 |
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