Commodity2005200620072008200920102011
Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ...$58,301$82,446$81,890$131,738$172,175$290,422$117,494
Washers (incl. spring washers) of copper$79,473$97,075$126,858$126,626$103,686$89,925$136,827
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$443,333$473,045$410,409$476,029$657,885$1,161,226$1,666,811
Threaded arts. of copper (excl. of 7415.33)$2,474,013$5,442,476$6,214,859$5,586,675$4,541,540$5,602,308$5,172,653
Total$3,055,120$6,095,042$6,834,016$6,321,068$5,475,286$7,143,881$7,093,785