Commodity2005200620072008200920102011
Granulated slag (slag sand) from the mfr. of iron/steel$4,515,006$3,446,217$5,227,043$9,514,558$6,279,601$9,979,650$12,212,217
Total$4,515,006$3,446,217$5,227,043$9,514,558$6,279,601$9,979,650$12,212,217