Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
Salt (including table salt) | $95 | $46 | | $492 | $6,000 | $8 |
Natural graphite. | | | | | $119 | |
Natural sands of all kinds | $49,780 | $105,591 | $100,001 | $139,267 | $386,538 | $314,621 |
Quartz (other than natural sands); quartzite | $1 | | | | | $16,787 |
Kaolin and other kaolinic clays, whether or not calcined. | $85,678 | $151,667 | $1,088 | | | |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $342,486 | $306,788 | $483,699 | $278,298 | $272,574 | $205,366 |
Siliceous fossil meals | | $3,242 | $300 | | $2,202 | |
Pumice stone; emery; other natural abrasives | | | | $37 | $3,280 | |
Slate | $300 | | | | | |
Marble, travertine, ecaussine and other stone | | $2,598 | $1,366 | $74,693 | $20,086 | $27,724 |
Granite, porphyry, basalt, sandstone and other stone | $86,553 | $113,603 | $396,958 | $345,296 | $184,068 | $180,495 |
Pebbles, gravel, broken or crushed stone | | $12,667 | $344 | $140,413 | $88,924 | $83,334 |
Dolomite, whether or not calcined or sintered | $24,840 | $60,720 | $121,095 | | $255 | |
Gypsum; anhydrite; plasters | $67,872 | $257,585 | $128,937 | $146,771 | $23,459 | $309,536 |
Limestone flux; limestone | | $29 | $30 | $6,832 | $29 | |
Quicklime, slaked lime and hydraulic lime | | $60 | | | $12,102 | |
Portland cement, aluminous cement, slag cement | $17,713,518 | $28,779,561 | $64,002,344 | $80,075,325 | $22,438,176 | $5,569,324 |
Natural steatite, whether or not roughly trimmed | | $1 | | $10 | | |
Felspar; leucite and nepheline syenite | | $1 | | | | |
Mineral substances | $90,335 | $59,288 | $28,798 | $102,630 | $59,680 | $163,051 |
Total | $18,461,458 | $29,853,447 | $65,264,960 | $81,310,064 | $23,497,492 | $6,870,246 |
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