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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Anti-knock preps. other than those based on lead comps. | $541,477 | $204,726 | $53,975 | $126,017 | $140,185 | $47,725 | $254,145 |
| Additives for lubricating oils cont. petroleum oils/oils obt. from bitumino ... | $54,859,595 | $63,415,139 | $85,057,402 | $94,335,676 | $66,056,302 | $83,763,942 | $104,522,068 |
| Additives for lubricating oils (excl. of 3811.21) | $1,954,719 | $2,269,649 | $2,913,968 | $2,958,139 | $1,774,452 | $2,470,259 | $4,087,053 |
| Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive p ... | $10,499,602 | $14,256,880 | $17,745,964 | $24,292,220 | $21,071,907 | $24,509,767 | $30,500,315 |
| Total | $67,855,393 | $80,146,394 | $105,771,309 | $121,712,052 | $89,042,846 | $110,791,693 | $139,363,581 |
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