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

Copper  3290/3310      c    34.5/29.5   c
Tin 10800/11000     b      75/95     b
Lead  1125/1135      c     9.5/4.5    c
Zinc  1245/1255      c      26/20.3   c
Aluminium  1475/1485      c    35.2/33.3   c
Nickel 10480/10580     c      84/54     c

c for contango£¬b for backwardation