Commodity200520062007200820092010
Anti-knock preps. based on lead comps.$184,873$1,156,058$442,419$550,795$100 
Anti-knock preps. other than those based on lead comps.$383$8,596$40,509$15,740$21,924$45,118
Additives for lubricating oils cont. petroleum oils/oils obt. from bitumino ...$11,627,531$12,609,906$17,197,387$19,383,440$20,885,534$21,163,153
Additives for lubricating oils (excl. of 3811.21)$189,642$354,642$585,361$437,708$383,267$435,433
Oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive p ...$3,378,098$3,112,996$3,105,674$3,518,559$4,642,371$4,092,803
Total$15,380,527$17,242,198$21,371,350$23,906,242$25,933,196$25,736,507