Commodity2005200620072008200920102011
Central heating boilers (excl. of 84.02)$22,721,443$34,746,257$42,649,882$57,234,692$61,115,418$55,594,099$43,107,802
Parts of the boilers of 8403.10$9,917,417$6,720,296$10,734,852$25,006,973$14,079,269$14,040,759$28,057,801
Total$32,638,860$41,466,553$53,384,734$82,241,665$75,194,687$69,634,858$71,165,603