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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Lubricating preps. cont. petroleum oils/oils obt. from bituminous mins., fo ... | $27,553,848 | $11,678,156 | $5,118,696 | $5,582,520 | $4,364,350 | $5,594,408 | $4,691,142 |
| Lubricating preps. cont. petroleum oils/oils obt. from bituminous mins., ot ... | $31,516,657 | $30,178,988 | $24,163,871 | $24,093,745 | $24,113,620 | $27,551,980 | $27,433,128 |
| Lubricating preps. (excl. those cont. petroleum oils/oils obt. from bitumin ... | $5,578,013 | $8,513,788 | $9,900,693 | $9,782,290 | $10,546,791 | $14,701,758 | $12,429,653 |
| Lubricating preps. (excl. those cont. petroleum oils/oils obt. from bitumin ... | $18,224,711 | $20,835,399 | $26,254,431 | $33,428,508 | $32,707,819 | $48,517,012 | $46,866,330 |
| Total | $82,873,229 | $71,206,331 | $65,437,691 | $72,887,063 | $71,732,580 | $96,365,158 | $91,420,253 |
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