Unit: dollars/ ton
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     LME Out Price   LME Spot Price/b/c in 3-month
Copper  5519.0/5529.0          -7        c
Aluminium  1817.0/1820.0         -24        c
Lead   1775.0/1785.0         -21        c
Zinc  1680.0/1690.0         -25        c
Tin 14075.0/14275.0        250        b
Nickel  16630.0/16730.0        -70        c
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c for contango£¬b for backwardation