Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $12,061,296 | $19,107,293 | $15,578,937 | $18,430,770 | $19,737,869 | $33,470,254 | $47,178,209 |
Unroasted iron pyrites. | $304,257 | $658,201 | $472,872 | $664,051 | $337,670 | $492,812 | $426,925 |
Natural graphite. | $1,622,557 | $1,859,304 | $3,177,812 | $4,114,891 | $2,630,644 | $5,918,914 | $12,633,570 |
Natural sands of all kinds | $2,983,874 | $2,544,224 | $2,983,610 | $5,183,352 | $3,038,070 | $2,453,523 | $3,721,028 |
Quartz (other than natural sands); quartzite | $2,103,198 | $1,489,206 | $2,357,016 | $3,146,236 | $1,831,695 | $2,396,022 | $2,868,426 |
Kaolin and other kaolinic clays, whether or not calcined. | $12,802,688 | $13,021,515 | $17,917,329 | $20,245,066 | $13,468,276 | $19,091,542 | $19,511,322 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $34,490,927 | $40,087,133 | $49,434,789 | $63,464,078 | $38,275,871 | $51,902,769 | $91,596,924 |
Chalk. | $2,396,652 | $3,685,189 | $4,807,083 | $7,457,020 | $4,802,843 | $6,864,665 | $7,408,494 |
Natural calcium phosphates | $88,508,248 | $96,638,683 | $116,175,432 | $373,004,843 | $52,139,410 | $135,463,939 | $228,171,212 |
Natural barium sulphate (barytes) | $1,536,763 | $2,089,091 | $2,946,550 | $3,817,656 | $2,058,594 | $2,932,173 | $3,747,365 |
Siliceous fossil meals | $3,044,429 | $3,130,806 | $4,703,996 | $4,501,247 | $4,323,159 | $3,394,210 | $4,487,145 |
Pumice stone; emery; other natural abrasives | $1,419,990 | $1,195,749 | $1,485,481 | $1,319,203 | $804,103 | $674,691 | $613,380 |
Slate | $1,411,295 | $2,164,464 | $2,283,695 | $2,574,964 | $2,159,889 | $1,364,842 | $1,045,617 |
Marble, travertine, ecaussine and other stone | $1,913,644 | $2,191,517 | $3,913,052 | $4,810,733 | $3,504,272 | $2,903,285 | $2,637,302 |
Granite, porphyry, basalt, sandstone and other stone | $49,884,909 | $55,543,624 | $73,876,625 | $81,943,959 | $61,634,143 | $48,511,041 | $53,395,964 |
Pebbles, gravel, broken or crushed stone | $35,689,277 | $56,905,134 | $110,578,583 | $149,886,701 | $119,997,240 | $106,895,605 | $172,015,215 |
Dolomite, whether or not calcined or sintered | $6,253,754 | $7,600,205 | $8,426,778 | $10,751,516 | $7,704,710 | $7,030,041 | $4,602,074 |
Natural magnesium carbonate (magnesite) | $23,476,720 | $33,832,351 | $42,030,502 | $62,440,580 | $42,191,576 | $59,129,290 | $86,656,524 |
Gypsum; anhydrite; plasters | $12,645,556 | $15,995,655 | $21,275,992 | $23,829,066 | $14,675,072 | $12,553,002 | $13,097,936 |
Limestone flux; limestone | $543,594 | $880,344 | $852,272 | $642,347 | $978,849 | $919,686 | $1,617,486 |
Quicklime, slaked lime and hydraulic lime | $5,397,626 | $5,057,304 | $8,478,260 | $12,069,773 | $5,396,248 | $6,130,200 | $7,532,949 |
Portland cement, aluminous cement, slag cement | $31,543,615 | $25,672,332 | $55,560,084 | $106,011,555 | $57,997,310 | $63,170,544 | $90,281,392 |
Asbestos. | | $18,643 | | | $142,247 | $808 | |
Mica, including splitings; mica waste. | $884,840 | $980,039 | $1,484,652 | $1,577,274 | $1,177,858 | $1,559,506 | $1,934,848 |
Natural steatite, whether or not roughly trimmed | $6,607,779 | $7,185,523 | $8,942,018 | $12,031,266 | $8,721,125 | $11,583,934 | $12,211,177 |
Natural borates and concentrates thereof | $29,767 | $40,475 | $48,049 | $629,181 | $695,985 | $710,890 | $772,849 |
Felspar; leucite and nepheline syenite | $22,002,849 | $20,826,957 | $26,972,487 | $32,428,729 | $25,261,469 | $26,559,956 | $37,423,024 |
Mineral substances | $16,420,580 | $18,116,064 | $20,355,654 | $27,316,306 | $27,373,287 | $24,333,063 | $40,346,359 |
Total | $377,980,684 | $438,517,025 | $607,119,610 | $1,034,292,363 | $523,059,484 | $638,411,207 | $947,934,716 |
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