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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sulphonated/nitrated/nitrosated derivs. of hydrocarbons, whether or not hal ... | $152,116 | $225,679 | $290,165 | $288,512 | $384,910 | $542,636 | $669,208 |
| Sulphonated/nitrated/nitrosated derivs. of hydrocarbons, whether or not hal ... | $552,560 | $694,029 | $2,665,860 | $2,175,743 | $719,057 | $488,994 | $435,079 |
| Sulphonated/nitrated/nitrosated derivs. of hydrocarbons, whether or not hal ... | $35,318 | $22,008 | $125,856 | $67,455 | $9,925 | $7,318 | $47,903 |
| Total | $739,994 | $941,716 | $3,081,881 | $2,531,710 | $1,113,892 | $1,038,948 | $1,152,190 |
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