Commodity2005200620072008200920102011
Central heating boilers (excl. of 84.02)$272,684,910$304,482,892$284,554,672$332,445,889$313,202,168$282,864,636$341,685,425
Parts of the boilers of 8403.10$174,954,734$241,493,316$287,725,205$386,185,547$316,129,369$321,219,949$310,257,295
Total$447,639,644$545,976,208$572,279,877$718,631,436$629,331,537$604,084,585$651,942,720