|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Ion-exchangers based on polymers of 39.01-39.13, in primary forms | $24,841,793 | $24,537,005 | $32,437,752 | $23,447,906 | $22,091,659 | $24,475,946 | $33,735,737 |
| Total | $24,841,793 | $24,537,005 | $32,437,752 | $23,447,906 | $22,091,659 | $24,475,946 | $33,735,737 |
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