| Filing Date | Form Type | Description |
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|---|---|---|---|
| Aug 20, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Aug 16, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jul 30, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jul 30, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jul 03, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jun 27, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jun 18, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jun 08, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Jun 04, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| May 23, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Apr 23, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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| Apr 10, 2012 | 4 | Statement of changes in beneficial ownership of securities |
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