Commodity2005200620072008200920102011
Alginic acid, its salts & esters, in primary forms$1,010 $3,274$2,646$5,680$12 
Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ...$3,469$3,298$2,532$2,824$218,499$41,725$481,031
Total$4,479$3,298$5,806$5,470$224,179$41,737$481,031