Commodity200520062007200820092010
Silica sands & quartz sands, whether or not coloured   $22,761$31,806$139,379
Natural sands other than silica & quartz, whether or not coloured, other th ...$1,576,205$1,775,143$1,826,981$2,169,621$1,136,195$777,503
Total$1,576,205$1,775,143$1,826,981$2,192,382$1,168,001$916,882