Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $20,423,010 | $24,223,447 | $25,035,466 | $41,982,696 | $32,934,656 | $38,672,200 | $37,058,958 |
Unroasted iron pyrites. | | $60,048 | $39,410 | $21,724 | $14,507 | $17,690 | $4,851 |
Natural graphite. | $1,030,318 | $992,334 | $1,648,391 | $3,282,306 | $1,185,709 | $1,383,461 | $5,008,935 |
Natural sands of all kinds | $3,006,714 | $4,466,640 | $4,973,579 | $5,282,465 | $3,533,786 | $4,575,953 | $6,498,944 |
Quartz (other than natural sands); quartzite | $758,397 | $941,254 | $1,328,241 | $1,064,751 | $3,507,821 | $5,662,478 | $5,466,936 |
Kaolin and other kaolinic clays, whether or not calcined. | $6,903,141 | $10,450,502 | $14,284,845 | $20,270,110 | $15,256,888 | $18,519,088 | $18,478,093 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $25,598,584 | $21,992,520 | $20,996,341 | $29,261,760 | $26,093,028 | $42,661,947 | $36,850,750 |
Chalk. | $101,651 | $134,112 | $77,718 | $96,807 | $22,378 | $74,601 | $117,744 |
Natural calcium phosphates | $27,096,031 | $32,402,086 | $51,611,290 | $114,838,095 | $23,325,231 | $43,067,620 | $41,570,156 |
Natural barium sulphate (barytes) | $6,275,464 | $6,138,525 | $9,288,669 | $10,904,266 | $7,575,073 | $9,076,081 | $14,611,755 |
Siliceous fossil meals | $1,369,254 | $1,885,562 | $2,227,858 | $2,714,975 | $1,928,303 | $2,919,319 | $3,351,624 |
Pumice stone; emery; other natural abrasives | $451,382 | $626,816 | $592,420 | $310,610 | $169,893 | $183,562 | $217,420 |
Slate | $657,263 | $713,354 | $895,003 | $818,224 | $416,198 | $352,843 | $292,565 |
Marble, travertine, ecaussine and other stone | $2,321,128 | $2,243,854 | $3,426,350 | $4,816,953 | $3,062,331 | $4,749,967 | $4,313,365 |
Granite, porphyry, basalt, sandstone and other stone | $2,607,457 | $2,017,199 | $1,573,140 | $1,676,015 | $1,282,743 | $1,091,856 | $1,493,171 |
Pebbles, gravel, broken or crushed stone | $9,879,151 | $4,842,862 | $4,362,859 | $6,090,134 | $6,550,608 | $7,714,402 | $10,203,066 |
Dolomite, whether or not calcined or sintered | $230,166 | $251,624 | $300,793 | $563,696 | $1,355,135 | $770,632 | $1,002,362 |
Natural magnesium carbonate (magnesite) | $9,569,261 | $8,560,129 | $10,670,880 | $16,217,613 | $8,404,931 | $15,491,750 | $24,108,877 |
Gypsum; anhydrite; plasters | $20,907,151 | $26,666,910 | $32,886,309 | $50,255,749 | $32,630,095 | $38,971,404 | $43,247,663 |
Limestone flux; limestone | $109,730 | $131,481 | $73,888 | $62,746 | $108,524 | $24,874 | $85,524 |
Quicklime, slaked lime and hydraulic lime | $1,372,635 | $3,863,076 | $2,324,705 | $2,308,489 | $1,844,452 | $979,797 | $2,154,657 |
Portland cement, aluminous cement, slag cement | $51,433,878 | $61,412,461 | $72,550,776 | $102,929,264 | $109,884,588 | $129,359,159 | $170,429,476 |
Asbestos. | $4,541,838 | $4,097,769 | $3,861,083 | $3,210,687 | $4,846,625 | $5,548,023 | $3,994,111 |
Mica, including splitings; mica waste. | $1,926,211 | $2,843,645 | $1,495,365 | $1,037,717 | $687,362 | $1,971,887 | $4,294,353 |
Natural steatite, whether or not roughly trimmed | $7,256,001 | $8,912,430 | $9,407,649 | $13,808,873 | $8,891,536 | $14,611,579 | $15,382,456 |
Natural borates and concentrates thereof | $2,119,263 | $4,163,246 | $7,199,545 | $9,259,790 | $5,924,385 | $11,354,723 | $13,711,920 |
Felspar; leucite and nepheline syenite | $12,656,511 | $13,863,510 | $12,763,022 | $13,440,134 | $9,858,408 | $21,437,002 | $22,148,115 |
Mineral substances | $15,792,125 | $16,347,644 | $27,154,342 | $35,818,876 | $25,612,147 | $38,985,636 | $46,221,817 |
Total | $236,393,715 | $265,245,040 | $323,049,937 | $492,345,525 | $336,907,341 | $460,229,534 | $532,319,664 |
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