Commodity200520062007200820092010
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$7$137$54$261$328 
Washers (incl. spring washers) of copper$55$855$1$121$162 
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ... $120$491 $31 
Threaded arts. of copper (excl. of 7415.33)$1,506$1,396$403$540$5,152$104
Total$1,568$2,508$949$922$5,673$104