Unit: dollars/ ton
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    LME Out Price   LME Spot Price/b/c in 3-month
Copper  6500.0/6503.0         -22     c
Aluminium  1947.0/1948.0         -34     c
Lead  2259.0/2260.0         -25     c
Zinc  2150.0/2150.5         -27     c
Tin 14650.0/14700.0         65     b
Nickel 16190.0/16200.0        -35     c
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c for contango£¬b for backwardation