Commodity2005200620072008200920102011
Lactic acid, its salts & esters$1,644$463 $5,754   
Citric acid$19,060$29,395$11,796$15,994$18,309$15,534$25,114
Salts & esters of citric acid$11,786 $606$589$1,842  
Carboxylic acids with aldehyde/ketone function but without oth. oxygen func ...      $113
Total$32,490$29,858$12,402$22,337$20,151$15,534$25,227