Commodity2005200620082009
Washers (incl. spring washers) of copper$14,966$3,695 $1,136
Non-threaded arts. (e.g., rivets, cotters), of copper (excl. of 7415.10 & 7 ...$19,226$566$90 
Threaded arts. of copper (excl. of 7415.33)$1,897 $18,719 
Total$36,089$4,261$18,809$1,136