Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
Salt (including table salt) | $112,880 | $140,226 | $235,331 | $328,123 | $80,085 | $71,211 |
Natural sands of all kinds | $1,888 | $455 | $5,022 | $15,690 | $15,742 | $23,702 |
Quartz (other than natural sands); quartzite | $2,502 | | | | $13,728 | |
Kaolin and other kaolinic clays, whether or not calcined. | $2,772 | $4,479 | $8,813 | $15,276 | $12,814 | $19,665 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $19,242 | $62,017 | $24,017 | $51,335 | $47,948 | $28,295 |
Chalk. | $4,257 | $2,157 | $372 | $469 | $596 | $871 |
Natural calcium phosphates | | | | $63,774 | $1,395 | $13,960 |
Natural barium sulphate (barytes) | $21,281 | | $136,673 | $145,593 | | $31,178 |
Siliceous fossil meals | $2,931 | | $482 | $25,533 | | |
Pumice stone; emery; other natural abrasives | | | | | $179 | $50 |
Granite, porphyry, basalt, sandstone and other stone | $2,250 | $2,717 | $976 | $356 | | |
Pebbles, gravel, broken or crushed stone | $174 | $534 | $2,980 | $20,721 | | $6,877 |
Dolomite, whether or not calcined or sintered | | | | | $86,508 | |
Natural magnesium carbonate (magnesite) | | | | | $47 | |
Gypsum; anhydrite; plasters | | $12,861 | $22,079 | $39,664 | $8,200 | $10,822 |
Limestone flux; limestone | | $5,356 | | | | |
Quicklime, slaked lime and hydraulic lime | $13,958 | $315 | $11,937 | $14,612 | $10,597 | $21,927 |
Portland cement, aluminous cement, slag cement | $2,755,949 | $12,190,435 | $19,514,478 | $16,062,983 | $10,023,492 | $2,786,454 |
Asbestos. | $619 | | | | | |
Mica, including splitings; mica waste. | | | $60,150 | $23,077 | $56,074 | $62,733 |
Natural steatite, whether or not roughly trimmed | $1,581 | | $42 | $2,077 | $2,683 | $496 |
Felspar; leucite and nepheline syenite | | | $255 | $241 | | |
Mineral substances | $363 | $826 | $807 | $12,590 | $43 | $2,835 |
Total | $2,942,647 | $12,422,378 | $20,024,414 | $16,822,114 | $10,360,131 | $3,081,076 |
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