Sub-Chapter200520062007200820092010
Human hair, unworked, whether or not washed or scoured; waste of human hair ...$2 $6,543$4,741  
Pigs', hogs' or boars' bristles and hair;    $39 
Guts, bladders and stomachs of animals (other than fish)  $3,968  $51,050
Skins and other parts of birds, with their feathers or down $29,608$31,984$1,118  
Bones and horn-cores, unworked, defatted $7,194    
Ivory, tortoise-shell, whalebone, horns, antlers, hooves, nails, etc $1,617    
Ambergris, castoreum, civet and musk;  $93  $57
Animal products not elsewhere specified or included;$194$2,771$41,902$36,476$5,471$9,182
Total$196$41,190$84,490$42,335$5,510$60,289