Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $334,950 | $493,230 | $630,946 | $936,666 | $883,105 | $884,595 | $1,307,363 |
Unroasted iron pyrites. | | | | | | $1 | |
Natural graphite. | | | | $85 | | | |
Natural sands of all kinds | $490 | $410 | $35 | $15,014 | $3,078 | $1,654 | $4,590 |
Quartz (other than natural sands); quartzite | $240 | | | | | $2 | |
Kaolin and other kaolinic clays, whether or not calcined. | | | | | $10 | $256 | |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $3,480 | $1,713 | $3,220 | $1,888 | $3,661 | $29,336 | $29,553 |
Natural calcium phosphates | | | $50 | | | | |
Natural barium sulphate (barytes) | | | | | $1 | | |
Siliceous fossil meals | $390 | | | | $155 | $3,331 | |
Pumice stone; emery; other natural abrasives | $43,460 | $29,415 | $122,498 | $84,965 | $33,334 | $2,972 | $4,479 |
Marble, travertine, ecaussine and other stone | $60 | | | $30 | $1 | $619 | $358 |
Granite, porphyry, basalt, sandstone and other stone | $2,250 | $1,954 | $4,397 | $6,077 | $908 | $3,493 | $2,766 |
Pebbles, gravel, broken or crushed stone | | $135 | $227 | $699 | $199 | $1 | $72 |
Natural magnesium carbonate (magnesite) | | | $59 | | $758 | $110,416 | |
Gypsum; anhydrite; plasters | $18,880 | $10,782 | $23,149 | $18,197 | $18,866 | $13,412 | $131 |
Quicklime, slaked lime and hydraulic lime | $16,650 | $5,820 | | | $1 | $250 | |
Portland cement, aluminous cement, slag cement | $315,520 | $319,186 | $683,670 | $2,469,060 | $72,264 | $785,310 | $963,877 |
Natural steatite, whether or not roughly trimmed | | $1,000 | | | $1,438 | | |
Felspar; leucite and nepheline syenite | | | $9,253 | | $9,599 | $18,714 | |
Mineral substances | | $74 | $691 | $759 | $117 | $575 | $125 |
Total | $736,370 | $863,719 | $1,478,195 | $3,533,440 | $1,027,495 | $1,854,937 | $2,313,314 |
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