Commodity2005200620072008200920102011
Worked slate & arts. of slate/agglom. slate$1,205,667$1,446,789$1,576,884$3,521,002$1,741,370$2,211,955$2,098,171
Total$1,205,667$1,446,789$1,576,884$3,521,002$1,741,370$2,211,955$2,098,171