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

Copper  3600/3620       c   21.5/16.5   c
Tin 12100/12500      b    202/222    b
Lead  1075/1085       c    7.5/2.5    c
Zinc  1165/1175       c      7/1      c
Aluminium  1725/1735       c     48/46     c
Nickel 9800/10000       c    123/93     c

c for contango£¬b for backwardation