Commodity2005200620072008200920102011
Natural barium carbonate (witherite), whether or not calcined, other than b ...$4,945,037$7,396,994$8,578,135$7,466,910$7,093,297$12,990,148$15,173,093
Natural barium carbonate (witherite), whether or not calcined, other than b ... $2,677$3,558$378,854$14,794 $74,904
Total$4,945,037$7,399,671$8,581,693$7,845,764$7,108,091$12,990,148$15,247,997