Sub-Chapter200520062007200820092010
Salt (including table salt)$1,060,481$933,365$1,583,830$1,051,558$1,319,404$996,739
Natural graphite.$73,727$886$8,645$16,229$16,817$4,968
Natural sands of all kinds$775,221$2,109,352$2,249,757$773,241$262,208$353,275
Quartz (other than natural sands); quartzite$11,337$52,992$7,540$23,793$39,264$21,798
Kaolin and other kaolinic clays, whether or not calcined.$95,961$87,931$198,143$135,450$137,436$180,304
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$847,864$990,525$1,003,971$539,424$588,928$719,859
Chalk.$56,664$1,206$303$931$421$11,936
Natural calcium phosphates$1,348$50 $99,350$479$69,490
Natural barium sulphate (barytes)$2,716,440$572,747$5,153,392$10,905  
Siliceous fossil meals$104,490$156,658$184,734$84,801$192,217$130,827
Pumice stone; emery; other natural abrasives$1,819$5,997$32,303$1,820$17,211$9,800
Slate $12,473  $16,031$30,706
Marble, travertine, ecaussine and other stone$321,377$32,037$56,335$44,649$29,029$6,069
Granite, porphyry, basalt, sandstone and other stone$494,015$2,645,714$209,268$166,613$153,111$194,117
Pebbles, gravel, broken or crushed stone$2,437,349$7,060,161$19,996,269$14,531,192$12,036,306$4,364,758
Dolomite, whether or not calcined or sintered$11     
Natural magnesium carbonate (magnesite)$399,222$35,483$85,392$41,781$42,619$7,140
Gypsum; anhydrite; plasters$498,765$2,845,322$1,108,127$2,512,206$1,491,385$1,116,737
Limestone flux; limestone$3,117,503$1,170,781$2,711,433$1,359,350$1,211,192$1,129,162
Quicklime, slaked lime and hydraulic lime$1,972,928$957,977$1,500,619$2,716,223$2,998,408$4,875,055
Portland cement, aluminous cement, slag cement$4,038,683$12,786,713$9,874,773$15,242,427$9,538,109$1,004,887
Asbestos.     $172
Mica, including splitings; mica waste.$103,694$85,777$100,512$102,146$110,328$117,910
Natural steatite, whether or not roughly trimmed$195,900$135,011$184,723$223,169$187,737$198,340
Natural borates and concentrates thereof$46,547$27,342$1,773$4,036$3,196$4,728
Felspar; leucite and nepheline syenite$296,279$381,155$212,672$307,621$142,557$267,954
Mineral substances$234,695$1,501,110$2,629,614$479,169$165,061$89,590
Total$19,902,320$34,588,765$49,094,128$40,468,084$30,699,454$15,906,321