Sub-Chapter2005200620072008200920102011
Salt (including table salt)$172,589$102,229$109,886$77,394$54,619$73,047$143,983
Natural sands of all kinds$571,619$689,225$3,203,969$4,981,004$1,745,217$2,918,900$3,356,095
Quartz (other than natural sands); quartzite $3,540   $132,195 
Kaolin and other kaolinic clays, whether or not calcined.   $35,177   
Other clays (not including expanded clays of heading 68.06), andalusite, ky ...$46,456$8,395$23,485$45,662$14,277  
Natural calcium phosphates    $200  
Pumice stone; emery; other natural abrasives$228,395$116,869$114,644$152,047$117,291$112,358$389,559
Marble, travertine, ecaussine and other stone$1,908,019$1,702,742$2,126,319$2,300,717$876,733$756,466$829,640
Granite, porphyry, basalt, sandstone and other stone$24,586$197,615$34,401 $3,607 $5,918
Pebbles, gravel, broken or crushed stone$5,998,742$6,839,393$7,713,968$6,255,303$6,099,283$4,169,288$3,967,586
Dolomite, whether or not calcined or sintered$3,725,125$3,962,548$3,597,566$3,626,281$4,510,765$6,969,587$8,845,947
Gypsum; anhydrite; plasters$3,554$2,258$2,569 $1,080$428$1,140
Limestone flux; limestone$4,768,183$5,107,857$2,349,966$5,150,100$1,871,786$1,862,791$2,132,953
Portland cement, aluminous cement, slag cement$45,967,775$56,263,731$51,792,281$33,387,628$13,150,444$13,359,092$18,446,675
Natural steatite, whether or not roughly trimmed$75 $4,860  $1,620$1,060
Felspar; leucite and nepheline syenite     $27,000$2,140
Mineral substances$796,390$869,566$1,686,969$1,143,241$568,474$388,546$1,142,025
Total$64,211,508$75,865,968$72,760,883$57,154,554$29,013,776$30,771,318$39,264,721