Commodity2005200620072008200920102011
Saturated acyclic hydrocarbons$90,701$92,540$59,169$56,467$79,729$110,532$210,940
Ethylene$26,944 $55  $76$16
Propene (propylene) $177$492 $36  
Butene (butylene) & isomers thereof$236$564$3,647$4,007$633$3,665$10,312
Buta-1,3-diene & isoprene$62      
Unsaturated acyclic hydrocarbons (excl. of 2901.21-2901.24)$338,503$337,082$388,669$440,801$371,172$243,954$349,560
Total$456,446$430,363$452,032$501,275$451,570$358,227$570,828