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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Nails, tacks, drawing pins, staples (excl. of 83.05) & sim. arts., of coppe ... | $5,843 | $6,083 | $12,474 | $123,425 | $40,852 | $1,705 | $7,909 |
| Washers (incl. spring washers) of copper | $42,197 | $21,152 | $69,153 | $12,947 | $81,082 | $30,561 | $179,911 |
| Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ... | $27,310 | $29,132 | $31,441 | $18,170 | $13,712 | $12,042 | $15,129 |
| Threaded arts. of copper (excl. of 7415.33) | $63,822 | $44,457 | $91,172 | $42,045 | $31,217 | $40,852 | $35,646 |
| Total | $139,172 | $100,824 | $204,240 | $196,587 | $166,863 | $85,160 | $238,595 |
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