Commodity200520062007200820092010
Sodium sulphides$11,601$6,205$19,025$9,759$166,046$6,646
Zinc sulphide $3,011    
Sulphides (excl. of sodium/zinc/cadmium); polysulphides, whether or not che ...$236$994$1,484$1,200  
Total$11,837$10,210$20,509$10,959$166,046$6,646