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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Anti-knock preps. based on lead comps. | $6,000 | | | $3,000 | $3,000 | $69,000 | $7,000 |
| Anti-knock preps. other than those based on lead comps. | $434,000 | $119,000 | $91,000 | $152,000 | $390,000 | $349,000 | $1,024,000 |
| Additives for lubricating oils cont. petroleum oils/oils obt. from bitumino ... | $6,730,000 | $5,539,000 | $6,722,000 | $6,915,000 | $9,772,000 | $10,001,000 | $10,572,000 |
| Additives for lubricating oils (excl. of 3811.21) | $498,000 | $1,622,000 | $3,859,000 | $4,322,000 | $2,226,000 | $3,168,000 | $3,459,000 |
| Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive p ... | $5,264,000 | $5,587,000 | $6,517,000 | $6,277,000 | $7,885,000 | $6,197,000 | $8,416,000 |
| Total | $12,932,000 | $12,867,000 | $17,189,000 | $17,669,000 | $20,276,000 | $19,784,000 | $23,478,000 |
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