Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | | $24 | $734 | $6,224 | | $2,901,347 | $373,928 |
Natural graphite. | | | | | | $10 | |
Natural sands of all kinds | $168 | $15 | $8,828 | $2 | $2,445 | $2,235 | $6,883 |
Quartz (other than natural sands); quartzite | $1,531 | $303,167 | $12,958 | $2,460 | $1,346 | $47,274 | $31,029 |
Kaolin and other kaolinic clays, whether or not calcined. | | | | $1,260 | | | |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $4,491 | $369,367 | $47,982 | $126,049 | $230,930 | $37,006 | $1,351 |
Chalk. | | | | | $5 | | |
Natural calcium phosphates | | | $1 | | | $218,074 | $1,880 |
Siliceous fossil meals | | | | $3,545 | | | |
Pumice stone; emery; other natural abrasives | | $11 | $996 | $11 | $1,414 | | $351 |
Slate | | | | | $177 | | |
Marble, travertine, ecaussine and other stone | | | | | $74 | | |
Granite, porphyry, basalt, sandstone and other stone | | | | | $3 | $602 | $2,120 |
Pebbles, gravel, broken or crushed stone | $5,379 | $293 | $976 | $2,205 | $93,054 | $371,519 | $83,917 |
Gypsum; anhydrite; plasters | | $199 | $61 | | | | |
Limestone flux; limestone | $9,562 | $132 | | $3,288 | $52,616 | | $528 |
Quicklime, slaked lime and hydraulic lime | | $293 | $13,125 | $3,002 | $1,686 | $12,085 | $259,162 |
Portland cement, aluminous cement, slag cement | $76 | $29,051 | $129,129 | $1,180,313 | | | $23 |
Asbestos. | | | | | | $346 | |
Natural steatite, whether or not roughly trimmed | | | | | | $1,672 | |
Natural borates and concentrates thereof | | | | | | $301 | |
Mineral substances | | $2,008 | $15,616 | $667 | $6,457 | $368 | $1,976 |
Total | $21,207 | $704,560 | $230,406 | $1,329,026 | $390,207 | $3,592,839 | $763,148 |
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