Unit: dollars/ ton
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    LME Out Price   LME Spot Price/b/c in 3-month
Copper  6998.0/6999.0        -42.5        c
Aluminium  2158.0/2158.5          -31        c
Lead  2275.0/2278.0          -28        c
Zinc   2307.0/2308.0        -35.5        c
Tin 14950.0/15000.0          -5        c
Nickel 16000.0/16010.0        -125        c
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c for contango£¬b for backwardation