Unit: dollars/ ton
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LME Out Price   LME Spot Price/b/c in 3-month
Copper  4415.0/4425.0          -2      c
Aluminium  1510.0/1520.0       -35.5      c
Lead  1465.0/1475.0          -9      c
Zinc  1475.0/1485.0         -28      c
Tin 13450.0/13550.0        250      b
Nickel 12325.0/12425.0        -40      c
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c for contango£¬b for backwardation