Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper  3236.0/3240.3          -41        c
Aluminium  1475.0/1477.0        -32.5        c
Lead  1131.0/1139.5          -19        c
Zinc  1245.0/1253.0          -26        c
Tin 10750.0/10950.0          60        b
Nickel 10560.0/10725.0          -5        c
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c for contango£¬b for backwardation