Unit: dollars/ ton
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   LME Out Price   LME Spot Price/b/c in 3-month
Copper  5960.0/5965.0          -1     c
Aluminium 1838.0/1839.0         -28     c
Lead   2171.0/2171.5         -22     c
Zinc  1864.0/1865.0       -14.5     c
Tin 14350.0/14400.0        645     b
Nickel 17050.0/17100.0        -10     c
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c for contango£¬b for backwardation