Commodity2005200620072008
Auxiliary plant for use with boilers of 84.02/84.03 (e.g., economisers, sup ...$18   
Condensers for steam/oth. vapour power units$15,549$17,624$21,227$16,950
Parts of the auxiliary plant of 8404.10 & 8404.20$773$599$9,948$47,892
Total$16,340$18,223$31,175$64,842