Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper  3720.0/3730.0         -29        c
Aluminium  1321.0/1322.0         -34        c
Lead  1294.0/1296.0         -10        c
Zinc  1265.0/1267.0       -26.5        c
Tin 11075.0/11100.0        275        b
Nickel  9930.0/9935.0         -80        c
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c for contango£¬b for backwardation