Commodity200520072008200920102011
Worked ivory & arts. of ivory $32$87$3,073$1,037 
Worked, bone, tortoise-shell, horn, antlers, coral, moth.-of-pearl & oth. a ...$7,355$4,293$2,604$473$24,950$596
Total$7,355$4,325$2,691$3,546$25,987$596