Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper  3335.0/3343.0         -32        c
Aluminium 1475.0/1445.0          -7        c
Lead 1135.0/1162.0       -24.5        c
Zinc  1260.0/1245.0         -60        c
Tin 11075.0/10950.0         50        b
Nickel 11825.0/10755.0        -35        c

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c for contango£¬b for backwardation