Commodity2005200620072008200920102011
Worked slate & arts. of slate/agglom. slate$2,147,130$2,499,862$1,995,149$1,368,643$1,127,379$1,203,432$1,129,260
Total$2,147,130$2,499,862$1,995,149$1,368,643$1,127,379$1,203,432$1,129,260