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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Salt; sulfur; earths and stone; plastering materials | $9,201,493 | $8,003,897 | $7,765,159 | $8,457,560 | $7,262,894 | $8,494,383 |
| Ores, slag and ash | $10,340,894 | $13,163,886 | $21,911,876 | $33,161,097 | $17,817,250 | $68,324,056 |
| Mineral fuels, mineral oils and products of their distillation | $275,679 | $325,790 | $159,386 | $359,647 | $746,056 | $418,784 |
| Total | $19,818,066 | $21,493,573 | $29,836,421 | $41,978,304 | $25,826,200 | $77,237,223 |
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