Commodity2005200620072008200920102011
Central heating boilers (excl. of 84.02)$19,851,279$28,536,591$29,887,084$23,497,038$11,195,343$12,912,564$13,926,998
Parts of the boilers of 8403.10$3,349,798$4,995,688$5,003,196$5,254,525$3,127,307$3,438,458$4,444,021
Total$23,201,077$33,532,279$34,890,280$28,751,563$14,322,650$16,351,022$18,371,019