Commodity20052006200820092011
Radiators for central heating, non-electrically heated, & parts thereof , o ...    $4,614
Radiators for central heating, non-electrically heated, & parts thereof , o ...$396$1,191$1,521  
Air heaters & hot air distributors..., not electrically heated, incorp. a m ...$792 $2,000$100 
Total$1,188$1,191$3,521$100$4,614