Commodity2005200620072008200920102011
Alginic acid, its salts & esters, in primary forms  $1,773$6,080$393$2,191$61,484
Natural polymers & modified nat. polymers (e.g., hardened proteins, chem. d ...$1,100$22,888$29,778$23,904$23,405$19,146$33,971
Total$1,100$22,888$31,551$29,984$23,798$21,337$95,455