Commodity200520062007200820092010
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$248,572$252,265$259,067$1,320,876$263,999$403,814
Washers (incl. spring washers) of copper$2,265,651$1,973,164$2,529,919$1,075,018$706,822$1,087,854
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$870,404$963,170$961,457$2,270,082$1,337,508$1,798,763
Threaded arts. of copper (excl. of 7415.33)$3,940,793$4,930,930$5,053,023$5,001,753$3,984,529$4,884,986
Total$7,325,420$8,119,529$8,803,466$9,667,729$6,292,858$8,175,417