Sub-Chapter20052006200720082010
Iron ores and concentrates   $727 
Aluminium ores and concentrates. $1,336 $129 
Precious metal ores and concentrates.    $1,619
Other ores and concentrates.$2,010$3,782  $11,599
Granulated slag from the manufacture of iron or steel. $66   
Ash and residues $258$30,646  
Total$2,010$5,442$30,646$856$13,218