Commodity2005200620072008200920102011
Central heating boilers (excl. of 84.02)$31,757,191$43,172,908$54,471,380$62,347,398$49,118,871$51,244,043$52,154,860
Parts of the boilers of 8403.10$84,439$184,061$40,592$1,860,299$2,924,518$1,753,495$415,901
Total$31,841,630$43,356,969$54,511,972$64,207,697$52,043,389$52,997,538$52,570,761