Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $7,349,639 | $8,790,213 | $11,399,056 | $14,134,580 | $12,498,168 | $13,184,016 | $16,539,288 |
Unroasted iron pyrites. | | | | $51,836 | | | $15,276 |
Natural graphite. | $31,941 | $40,432 | $12,413 | $18,200 | $6,211 | $6,302 | $8,295 |
Natural sands of all kinds | $1,021,336 | $1,213,939 | $1,208,751 | $2,237,234 | $946,510 | $1,680,770 | $1,598,798 |
Quartz (other than natural sands); quartzite | $12,325 | $11,786 | $8,471 | $4,926 | $3,408 | $15,461 | $137,335 |
Kaolin and other kaolinic clays, whether or not calcined. | $203,709 | $381,146 | $202,154 | $147,086 | $49,744 | $166,224 | $168,632 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $1,379,677 | $2,268,435 | $2,909,336 | $3,311,065 | $2,445,687 | $2,497,957 | $3,090,902 |
Chalk. | $730,484 | $693,204 | $742,651 | $855,723 | $617,053 | $860,654 | $1,365,344 |
Natural calcium phosphates | $72,266,760 | $88,401,934 | $103,604,097 | $384,993,566 | $166,390,618 | $184,734,462 | $270,592,833 |
Natural barium sulphate (barytes) | $22,331 | $30,892 | $71,546 | $32,588 | $8,220 | $14,244 | $27,705 |
Siliceous fossil meals | $263,077 | $244,374 | $583,862 | $346,344 | $317,571 | $258,348 | $422,556 |
Pumice stone; emery; other natural abrasives | $74,285 | $18,197 | $14,858 | $10,971 | $12,634 | $17,050 | $17,710 |
Slate | $1,943,180 | $1,563,070 | $3,338,947 | $821,282 | $48,947 | $82,867 | $104,147 |
Marble, travertine, ecaussine and other stone | $238,539 | $62,759 | $461,310 | $328,597 | $111,665 | $70,602 | $189,268 |
Granite, porphyry, basalt, sandstone and other stone | $2,518,163 | $2,793,453 | $4,042,160 | $3,416,336 | $1,881,413 | $1,458,815 | $1,874,492 |
Pebbles, gravel, broken or crushed stone | $15,582,733 | $16,463,809 | $23,693,778 | $26,840,648 | $10,537,976 | $11,131,999 | $16,518,804 |
Dolomite, whether or not calcined or sintered | $298,453 | $640,428 | $797,076 | $648,596 | $578,601 | $724,465 | $801,220 |
Natural magnesium carbonate (magnesite) | $1,119,143 | $1,252,282 | $1,750,306 | $1,889,486 | $320,494 | $490,483 | $314,378 |
Gypsum; anhydrite; plasters | $5,871,126 | $9,221,366 | $14,065,055 | $15,325,762 | $6,812,269 | $6,556,965 | $7,671,028 |
Limestone flux; limestone | $647,706 | $706,802 | $1,067,619 | $972,055 | $675,009 | $1,002,644 | $1,060,970 |
Quicklime, slaked lime and hydraulic lime | $3,615,854 | $2,615,559 | $4,465,688 | $3,268,622 | $3,915,952 | $3,565,963 | $3,460,484 |
Portland cement, aluminous cement, slag cement | $14,002,100 | $15,290,464 | $27,040,757 | $19,401,909 | $10,892,131 | $17,610,178 | $26,441,666 |
Mica, including splitings; mica waste. | $65,456 | $40,979 | $47,839 | $79,370 | $12,261 | $11,971 | $23,776 |
Natural steatite, whether or not roughly trimmed | $161,006 | $195,606 | $194,575 | $181,922 | $91,788 | $138,985 | $101,343 |
Natural borates and concentrates thereof | $50 | | $60 | $77 | $103 | $108 | $1,136 |
Felspar; leucite and nepheline syenite | $407,393 | $286,995 | $284,069 | $277,802 | $227,360 | $381,674 | $564,130 |
Mineral substances | $5,240,965 | $7,530,752 | $12,283,400 | $15,762,166 | $6,653,625 | $10,967,883 | $23,651,448 |
Total | $135,067,431 | $160,758,876 | $214,289,834 | $495,358,749 | $226,055,418 | $257,631,090 | $376,762,964 |
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