Commodity2005200620072008200920102011
Central heating boilers (excl. of 84.02)$63,927,286$69,744,449$68,860,473$96,649,271$72,123,103$72,981,920$88,017,151
Parts of the boilers of 8403.10$16,434,018$19,353,628$19,901,355$24,132,895$16,150,295$22,209,601$18,759,961
Total$80,361,304$89,098,077$88,761,828$120,782,166$88,273,398$95,191,521$106,777,112