2004
2005
2006
2007
$0
$1,000
$2,000
$3,000
$4,000
$5,000
$6,000
Sub-Chapter20052006
Fluorine, chlorine, bromine and iodine. $2,100
Hydrogen, rare gases and other non-metals.$749 
Hydrazine and hydroxylamine and their inorganic salts$685 
Other inorganic compounds $2,482
Total$1,434$4,582