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| Commodity | 2005 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sheet piling of iron/steel, whether or not drilled/punched/made from assemb ... | | | | $108 | | |
| Welded angles, shapes & sections of iron/steel | $92 | $80 | $7,922 | $25,933 | $10,755 | $593,556 |
| Total | $92 | $80 | $7,922 | $26,041 | $10,755 | $593,556 |
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