Commodity2005200620072008200920102011
Petroleum oils & oils obt. from bituminous mins., crude$21,477,129$18,626,058$8,240,710$13,871,115$9,440,585$9,894,563$14,529,367
Total$21,477,129$18,626,058$8,240,710$13,871,115$9,440,585$9,894,563$14,529,367