Commodity | 2005 | 2007 | 2009 | 2011 |
White cement, whether or not artificially coloured | $1,800 | | | |
Portland cement (excl. white cement, whether or not artificially coloured), ... | | $1,956 | $370 | |
Hydraulic cements (e.g., slag cement, supersulphate cement), whether or not ... | | | | $147 |
Total | $1,800 | $1,956 | $370 | $147 |
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