Commodity2005200620072008200920102011
Granulated slag (slag sand) from the mfr. of iron/steel$455,141$1,075,210$496,787$978,606$230,598$1,310,851$1,430,217
Total$455,141$1,075,210$496,787$978,606$230,598$1,310,851$1,430,217