Commodity2005200620072008200920102011
Granulated slag (slag sand) from the mfr. of iron/steel$11,600,357$8,238,905$11,880,578$14,484,408$17,391,099$11,316,918$12,575,704
Total$11,600,357$8,238,905$11,880,578$14,484,408$17,391,099$11,316,918$12,575,704