Commodity2005200620072008200920102011
Worked ivory & arts. of ivory $3,002$1,461$973$91  
Worked, bone, tortoise-shell, horn, antlers, coral, moth.-of-pearl & oth. a ...$486,324$609,588$623,456$616,315$570,153$316,129$323,546
Total$486,324$612,590$624,917$617,288$570,244$316,129$323,546