Sub-Chapter200520062007200820092010
Human hair, unworked, whether or not washed or scoured; waste of human hair ...$4,376   $1,989 
Pigs', hogs' or boars' bristles and hair; $184,620    
Guts, bladders and stomachs of animals (other than fish)$600  $47,333  
Skins and other parts of birds, with their feathers or down$927,264$615,516$518,277$5,997$318,092$73,569
Bones and horn-cores, unworked, defatted$180,357$206,739$181,824$148,735$68,298$34,587
Ivory, tortoise-shell, whalebone, horns, antlers, hooves, nails, etc$45,531$24,080$22,467$39,312$15,202 
Coral and similar materials, unworked or simply prepared$6,082,599$5,878,665$4,546,863$5,185,317$6,556,065$6,214,255
Natural sponges of animal origin. $21,251    
Ambergris, castoreum, civet and musk;$120,932$106,910$57,957   
Animal products not elsewhere specified or included;$1,671,898$2,442,514$1,825,139$2,249,080$3,369,366$5,946,592
Total$9,033,557$9,480,295$7,152,527$7,675,774$10,329,012$12,269,003