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

Copper  4347.0/4357.0           0      -
Aluminium  1445.0/1455.0         -37      c
Lead  1435.0/1445.0           6      b
Zinc  1410.0/1420.0         -26      c
Tin 12350.0/12450.0        320      b
Nickel 11300.0/11400.0        -60      c
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c for contango£¬b for backwardation