Commodity2005200620072008200920102011
Granulated slag (slag sand) from the mfr. of iron/steel$2,931,310$2,649,175$5,164,743$1,493,894$584,106$2,494,114$10,887,767
Total$2,931,310$2,649,175$5,164,743$1,493,894$584,106$2,494,114$10,887,767