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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cyclic hydrocarbons. | | | | | | | $5,058 |
| Halogenated derivatives of hydrocarbons. | | | | | $404 | | |
| Sulphonated, nitrated or nitrosated derivatives of hydrocarbons | | $4,321 | | | | | |
| Acyclic alcohols and their derivatives | $54,724 | | | $8,235 | $45 | | |
| Cyclic alcohols and their derivatives | | | | | $1,290 | | |
| Aldehydes, whether or not with other oxygen function | | $38,807 | $67,726 | | | $33,700 | |
| Ketones and quinones | $1,198 | | | $495 | | | |
| Saturated acyclic monocarboxylic acids and their anhydrides | $6,610 | $29 | $4,088 | | | | |
| Unsaturated acyclic monocarboxylic acids | $328 | | | $152 | | | |
| Carboxylic acids with additional oxygen function | $816 | | | $1,728 | | | |
| Compounds with other nitrogen function. | | | | $26,510 | | | |
| Organo-sulphur compounds. | | | | | | | $55,739 |
| Heterocyclic compounds with oxygen hetero-atom(s) only. | | | | | | | $729 |
| Provitamins and vitamins, natural or reproduced by synthesis | | | $1,312 | $25,372 | $67 | $8,320 | $19,129 |
| Antibiotics. | | | $53 | | | | |
| Other organic compounds. | | $290 | | | | | |
| Total | $63,676 | $43,447 | $73,179 | $62,492 | $1,806 | $42,020 | $80,655 |
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