Unit: dollars/ ton
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    LME Out Price   LME Spot Price/b/c in 3-month

Copper  4967.0/4977.0         -15       c
Aluminium   1600.0/1601.0         -29       c
Lead   1695.0/1705.0         -22       c
Zinc 1551.0/1561.0         -28       c
Tin 14350.0/14350.0         70       b
Nickel 16050.0/16150.0        -75       c
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c for contango£¬b for backwardation