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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Fluorine, chlorine, bromine and iodine. | | | | $1,408 | $6,728 | $4,074 |
| Sulphur, sublimed or precipitated | | | $48 | $10 | | |
| Carbon | $34,172 | $75,105 | $37,466 | | | |
| Hydrogen, rare gases and other non-metals. | | | | $45,982 | $17,778 | $21,041 |
| Alkali or alkaline-earth metals; | | | | | | $520 |
| Hydrogen chloride (hydrochloric acid); | | | | $407 | $4,795 | $1,930 |
| Sulphuric acid; oleum. | $319 | $444 | $287 | $2,354 | $2,757 | $4,805 |
| Nitric acid; sulphonitric acids. | | | $6,906 | $47 | | |
| Diphosphorus pentaoxide; phosphoric acid; | | | | $260 | $91 | $111 |
| Oxides of boron; boric acids. | $575 | $358 | $1,937 | | | |
| Other inorganic acids and oxygen compounds | | | | $5,468 | $4,598 | $218 |
| Halides and halide oxides of non-metals. | | | | | | $1,778 |
| Ammonia, anhydrous or in aqueous solution. | | | | $369 | $1,132 | $408 |
| Sodium hydroxide (caustic soda); | | | | $3,209 | $783 | $688 |
| Zinc oxide; zinc peroxide. | | | | | $336 | $207 |
| Cobalt oxides and hydroxides | | | | $90 | | |
| Hydrazine and hydroxylamine and their inorganic salts | | | | | | $828 |
| Fluorides; fluorosilicates and other complex fluorine salts. | | | | $706 | | $401 |
| Chlorides, chloride oxides and chloride hydroxides | | | | $781 | $142 | |
| Hypochlorites; commercial calcium hypochlorite | | | | $4,804 | $128 | $5,544 |
| Chlorates and perchlorates; bromates and perbromates | | | | $100 | | |
| Sulphides; polysulphides | | | | | | $33 |
| Sulphites; thiosulphates. | | | | $161 | | |
| Sulphates; alums; peroxosulphates (persulphates). | | | | | $355 | $1,100 |
| Nitrites; nitrates. | | | | | $11,542 | $1,600 |
| Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates | | | | $98 | | $398 |
| Silicates; commercial alkali metal silicates. | | | | | | $220 |
| Salts of oxometallic or peroxometallic acids. | | | | $890 | | $545 |
| Other salts of inorganic acids or peroxoacids | | | | $114 | | |
| Colloidal precious metals | | | | $360 | | |
| Radioactive chemical elements and radioactive isotopes | | | | | $1,544 | $12,308 |
| Compounds, inorganic or organic, of rare-earth metals | | | | $895 | $97 | |
| Hydrogen peroxide, whether or not solidified with urea | | | | | $4 | |
| Carbides, whether or not chemically defined. | | | | | | $1,459 |
| Hydrides, nitrides, azides, silicides and borides | | | | $2,156 | | |
| Other inorganic compounds | $5,831 | $18,581 | $12,810 | $2,545 | $4,614 | $1,328 |
| Total | $40,897 | $94,488 | $59,454 | $73,214 | $57,424 | $61,544 |
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