Unit: dollars/ ton
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    LME Out Price   LME Spot Price/b/c in 3-month
Copper   7120.0/7125.0         -25      c
Aluminium 2157.0/2158.0         -28      c
Lead   2484.0/2485.0         -44      c
Zinc  2429.0/2430.0       -32.5      c
Tin 15225.0/15250.0        -75      c
Nickel 16295.0/16300.0       -150      c
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c for contango£¬b for backwardation