Final prices in dollars per ton - cash and forward. Also given are the previous trading day's quotations, according to dpa. # cash forward Copper 7,535.00 ( 7,550.00) 7,475.00 ( 7,485.00) Lead 2,543.50 ( 2,535.00) 2,535.50 ( 2,525.00) Zinc SH 3,542.50 ( 3,517.50) 3,542.50 ( 3,517.50) Tin 13,955.00 (14,115.00) 13,875.00 (14,025.00) Aluminium 2,150.00 ( 2,150.00) 2,200.00 ( 2,195.00) Nickel 38,200.00 (37,025.00) 37,925.00 (36,725.00) #