LME 3-month Futures    LME Spot/3-month B/C

Copper  3225/3245              /32     c
Tin 11200/11400             /90     b
Lead  1120/1140      b      4/5      b
Zinc  1220/1230      c     27/23     c
Aluminium  1550/1560      c     35/31     c
Nickel 11500/11700     c     85/80     c

c for contango£¬b for backwardation