Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
Salt (including table salt) | $6,111,733 | $6,336,744 | $9,712,916 | $17,372,254 | $16,561,252 | $16,810,899 |
Unroasted iron pyrites. | $2,399 | $16,700 | $12,503 | $6,091 | $10,955 | $1,013,248 |
Natural graphite. | $11,277 | $5,692 | $20,258 | $11,756 | $17,179 | $22,199 |
Natural sands of all kinds | $6,641 | $54,504 | $80,372 | $115,187 | $118,421 | $80,054 |
Quartz (other than natural sands); quartzite | $383 | $1,133 | $15,270 | $6,243 | $95,247 | $23,611 |
Kaolin and other kaolinic clays, whether or not calcined. | $77,818 | $29,092 | $11,810 | $12,248 | $13,501 | $163,353 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $84,977 | $55,345 | $71,843 | $194,459 | $68,093 | $266,647 |
Chalk. | $28,442 | $2,158 | $11,751 | $26,572 | $54,572 | $73,313 |
Natural calcium phosphates | $3,339 | $17,170 | $42,789 | $19,697 | $583 | $790 |
Natural barium sulphate (barytes) | $360 | $76,210 | $46,480 | $1,223,300 | $304,459 | $47,181 |
Siliceous fossil meals | $131,832 | $406,956 | $373,744 | $337,435 | $306,317 | $232,305 |
Pumice stone; emery; other natural abrasives | $182 | $4 | $340 | | | $203 |
Slate | | $1,439 | $30 | $152 | | |
Marble, travertine, ecaussine and other stone | $5,634 | $29,643 | $34,741 | $11,029 | $31,064 | $3,378 |
Granite, porphyry, basalt, sandstone and other stone | $22,430 | $41,083 | $106,157 | $19,819 | $21,402 | $93,998 |
Pebbles, gravel, broken or crushed stone | $149,277 | $137,309 | $256,150 | $143,511 | $126,569 | $111,945 |
Dolomite, whether or not calcined or sintered | | $87 | $2,517 | $2,550 | | $281 |
Natural magnesium carbonate (magnesite) | $374 | $5,332 | $1,244 | $13,180 | $10,197 | $8 |
Gypsum; anhydrite; plasters | $1,442,425 | $1,280,744 | $792,510 | $3,161,744 | $2,437,822 | $3,078,441 |
Limestone flux; limestone | $391,339 | $795,310 | $1,437,001 | $874,126 | $126,293 | $5,306 |
Quicklime, slaked lime and hydraulic lime | $844,806 | $972,501 | $718,282 | $985,126 | $1,127,447 | $1,784,347 |
Portland cement, aluminous cement, slag cement | $43,865,192 | $47,692,356 | $67,224,905 | $99,646,228 | $115,213,531 | $104,875,938 |
Asbestos. | $1,052 | $2,071 | $4,007 | $15,813 | $11,641 | $14,273 |
Mica, including splitings; mica waste. | $1,141 | $182 | $1,045 | $7,970 | | |
Natural steatite, whether or not roughly trimmed | $924,649 | $630,867 | $115,591 | $295,525 | $174,028 | $116,126 |
Natural borates and concentrates thereof | $1,845 | $1,786 | $14,054 | $3,017 | $24 | $12,651 |
Felspar; leucite and nepheline syenite | $223,841 | $158,060 | $142,190 | | | |
Mineral substances | $4,478 | $11,468 | $17,745 | $118,539 | $15,908 | $39,997 |
Total | $54,337,866 | $58,761,946 | $81,268,245 | $124,623,571 | $136,846,505 | $128,870,492 |
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