Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper 8070.0/8085.0 215 b
Lead 2214.0/2212.0 13 b
Zinc 1915.0/1920.0 -11 c
Aluminium 3000.0/3010.0 -50 c
Nickel 19900.0/20300.0 -160 c
Tin 23150.0/23150.0 30 b
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c for contango£¬b for backwardation