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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Anti-knock preps. based on lead comps. | $16,502 | $89,174 | $5,671 | $65,229 | $17,723 | $43,800 | $90,839 |
| Anti-knock preps. other than those based on lead comps. | $690,889 | $362,818 | $342,001 | $516,750 | $567,052 | $404,638 | $145,012 |
| Additives for lubricating oils cont. petroleum oils/oils obt. from bitumino ... | $5,549,478 | $6,938,848 | $6,939,091 | $7,377,885 | $7,406,338 | $7,262,096 | $555,000 |
| Additives for lubricating oils (excl. of 3811.21) | $334,136 | $349,335 | $530,484 | $1,344,952 | $906,703 | $974,124 | $779,460 |
| Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive p ... | $23,317,276 | $23,975,926 | $20,215,468 | $25,480,268 | $28,458,657 | $28,247,623 | $30,441,619 |
| Total | $29,908,281 | $31,716,101 | $28,032,715 | $34,785,084 | $37,356,473 | $36,932,281 | $32,011,930 |
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