Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper  4698.0/4699.0         -38     c
Aluminium  1512.0/1513.0       -31.5     c
Lead  1485.0/1490.0        -8.5     c
Zinc  1435.0/1440.0       -32.5     c
Tin 11000.0/11050.0        170     b
Nickel 11800.0/11850.0        -95     c
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c for contango£¬b for backwardation