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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sheet piling of iron/steel, whether or not drilled/punched/made from assemb ... | $645 | | | $9,912 | $2,108 | $12,008 |
| Welded angles, shapes & sections of iron/steel | | $78 | $139 | $66,988 | $379,410 | $53,093 |
| Total | $645 | $78 | $139 | $76,900 | $381,518 | $65,101 |
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