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| Chapter | 2005 | 2006 | 2007 | 2008 |
| Salt; sulfur; earths and stone; plastering materials | $22,509 | $38,241 | $20,049 | $21,428 |
| Ores, slag and ash | $516,761,761 | $429,858,661 | $719,605,598 | $573,050,260 |
| Mineral fuels, mineral oils and products of their distillation | $973 | | $25,303 | $424,247 |
| Total | $516,785,243 | $429,896,902 | $719,650,950 | $573,495,935 |
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