Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month

Copper  3550.0/3560.0         -32        c
Aluminium  1460.0/1470.0         -34        c
Lead  1170.0/1180.0          -9        c
Zinc  1180.0/1190.0         -23        c
Tin 11100.0/11250.0         60        b
Nickel 11600.0/11800.0        -60        c
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c for contango£¬b for backwardation