Sub-Chapter20062007200820102011
Iron ores and concentrates$249    
Aluminium ores and concentrates.$14,929$162   
Tin ores and concentrates.$1,568    
Molybdenum ores and concentrates. $4,605$1,133 $93
Precious metal ores and concentrates. $970 $17 
Other ores and concentrates.$499    
Granulated slag from the manufacture of iron or steel.$1,033    
Slag, dross (other than granulated slag)$107$162  $1,904
Ash and residues    $720
Total$18,385$5,899$1,133$17$2,717