| 
             US$ per tonne  | 
        |||||
| 
             Metal  | 
            
             Cash Buyer  | 
            
             Cash Seller  | 
            
             3 Months Buyer  | 
            
             3 Months Seller  | 
            
             Settlement  | 
        
| 
             COPPER  | 
            9870 | 9875 | 9834 | 9835 | 9875 | 
| 
             ALUMINIUM  | 
            3086.5 | 3087 | 3063 | 3065 | 3087 | 
| 
             LEAD  | 
            2223 | 2225 | 2218 | 2219 | 2225 | 
| 
             ZINC  | 
            3633 | 3635 | 3623 | 3625 | 3635 | 
| 
             NICKEL  | 
            23450 | 23475 | 22925 | 22975 | 23475 | 
| 
             TIN  | 
            43350 | 43375 | 43000 | 43025 | 43375 | 
| 
             ALUMINIUM ALLOY  | 
            2530 | 2540 | 2540 | 2550 | 2540 | 
| 
             NASAAC  | 
            2862 | 2872 | 2852 | 2862 | 2872 | 
