Commodity200620072008200920102011
Watch cases of base metal, whether or not gold- /silver-plated $8,930    
Watch cases n.e.s. in 91.11    $6,173$1,911
Parts of the watch cases of 91011$4,883 $1,507$182  
Total$4,883$8,930$1,507$182$6,173$1,911