Commodity2005200620072008200920102011
Central heating boilers (excl. of 84.02)$11,690,825$13,260,486$12,069,821$18,149,154$12,482,478$14,716,305$17,115,172
Parts of the boilers of 8403.10$5,020,730$6,814,403$6,937,888$7,062,193$7,234,888$5,963,174$6,188,404
Total$16,711,555$20,074,889$19,007,709$25,211,347$19,717,366$20,679,479$23,303,576