LME 3-month Futures LME Spot/3-month B/C Copper 5005/5015 c 17/13 c Tin 14400/14500 b 60/90 b Lead 1700/1710 c 24/20 c Zinc 1570/1580 c 29/25 c Aluminium 1630/1640 c 32/30 c Nickel 16450/16550 c 100/50 c
c for contango,b for backwardation