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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sulphonated/nitrated/nitrosated derivs. of hydrocarbons, whether or not hal ... | $27,670,320 | $29,939,283 | $32,356,473 | $40,014,023 | $37,205,082 | $35,380,616 | $34,195,239 |
| Sulphonated/nitrated/nitrosated derivs. of hydrocarbons, whether or not hal ... | $8,850,038 | $12,662,848 | $6,381,540 | $20,838,505 | $25,536,792 | $30,692,271 | $15,617,682 |
| Sulphonated/nitrated/nitrosated derivs. of hydrocarbons, whether or not hal ... | $11,634,947 | $17,163,121 | $21,981,802 | $24,435,309 | $11,985,634 | $13,545,137 | $16,330,635 |
| Total | $48,155,305 | $59,765,252 | $60,719,815 | $85,287,837 | $74,727,508 | $79,618,024 | $66,143,556 |
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