Sub-Chapter200520062007200820092011
Human hair, unworked, whether or not washed or scoured; waste of human hair ...   $962$4,163$9,014
Pigs', hogs' or boars' bristles and hair;$477     
Horsehair and horsehair waste$783     
Guts, bladders and stomachs of animals (other than fish)$1,496,053$1,865,290$2,779,594$3,366,215$3,872,386$3,772,910
Skins and other parts of birds, with their feathers or down$59 $2,951$8,152$4,897$42,919
Bones and horn-cores, unworked, defatted   $1,009$2,346$3,563
Ivory, tortoise-shell, whalebone, horns, antlers, hooves, nails, etc    $835 
Coral and similar materials, unworked or simply prepared$659,183$367,839$424,718$720,049$530,468$913,403
Natural sponges of animal origin.$61$512    
Ambergris, castoreum, civet and musk;    $180 
Animal products not elsewhere specified or included;$71,870$195,904$15,460$105,588$164,711$153,722
Total$2,228,486$2,429,545$3,222,723$4,201,975$4,579,986$4,895,531