Commodity2005200620072008200920102011
Worked ivory & arts. of ivory$1,200 $490$741$87 $626
Worked, bone, tortoise-shell, horn, antlers, coral, moth.-of-pearl & oth. a ...$1,104$931$1,060$1,138$2,498$4,030$6,535
Total$2,304$931$1,550$1,879$2,585$4,030$7,161