Commodity2005200620072008200920102011
Granulated slag (slag sand) from the mfr. of iron/steel$559,618$974,773$834,484$2,525,279$3,925,403$4,492,408$2,190,518
Total$559,618$974,773$834,484$2,525,279$3,925,403$4,492,408$2,190,518