Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper  3315.0/3335.0       -39.5        c
Aluminium  1348.0/1352.0         -35        c
Lead  1135.0/1145.0          -7        c
Zinc  1125.0/1135.0       -25.5        c
Tin 10150.0/10300.0        250        b
Nickel 10150.0/10350.0        -75        c
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c for contango£¬b for backwardation