Commodity200520062007200820092010
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...    $129 
Washers (incl. spring washers) of copper$14,848$7,096$11,061$2,869$21,039$170,218
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ... $740$1,625$47,163$1,448 
Threaded arts. of copper (excl. of 7415.33)$47,164$77,155$24,079$52,168  
Total$62,012$84,991$36,765$102,200$22,616$170,218