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

Copper  3161.0/3171.0         -34        c
Aluminium  1305.0/1315.0         -36        c
Lead  1030.0/1040.0         -11        c
Zinc  1101.0/1111.0         -28        c

Tin 10475.0/10675.0        275        b
Nickel  9450.0/9650.0         -80        c
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c for contango£¬b for backwardation